Looking for thoughtful and expressive ways to say someone or something is unique? You’re not alone. Many of us want to share how special, one-of-a-kind, or unlike-any-other a person or experience is, but struggle to find the right words. That’s where idioms come in. Idioms allow us to speak with warmth, creativity, and color—they help turn ordinary moments into memorable expressions. Whether you’re writing a card, speaking to someone you love, or just looking to expand your vocabulary, this guide will help you say “unique” in 20 beautiful, idiomatic ways.
Each idiom here comes with a simple explanation, real-life example, and alternative ways to say the same thing. This list is designed to be easy to read, emotionally resonant, and full of everyday charm. By the end of this article, you’ll have a collection of phrases that speak not just to the mind—but to the heart.
What Is an Idiom for Unique?
An idiom that captures the idea of being unique is “one of a kind.” This phrase means that something or someone is unlike anything else — truly special and original. When you call a person or object “one of a kind,” you’re highlighting their rare qualities and individuality, making it clear they stand out from the crowd.
Now, let’s explore 20 powerful idioms that express the idea of being unique.
List of Idioms
Here’s a list of idioms you can use instead of simply saying unique:
- One in a million
- Like no other
- A breed apart
- Cut from a different cloth
- Marches to the beat of their own drum
- A rare bird
- Standout star
- The only fish in the sea
- A unicorn in the crowd
- One of a kind
- Like finding a needle in a haystack
- A true original
- Out of this world
- In a league of their own
- Rare as a blue moon
- The cream of the crop
- A diamond in the rough
- The X-factor
- Breaking the mold
- The whole package
1. One in a Million
Used to express how rare and extraordinary someone is.
Definition: Refers to someone or something that stands out as exceptionally rare.
In Sentence: “You’re truly one in a million—there’s no one like you.”
Example: He saved the injured bird, nursed it back to health, and released it. A real one in a million act.
Explanation: This idiom shows deep appreciation and recognizes rare qualities in a person.
Other Ways to Say:
- One of a kind
- Rare gem
- Irreplaceable soul
- Hidden treasure
- Matchless wonder
2. Like No Other
Used when something or someone can’t be compared to anything else.
Definition: Describes unparalleled uniqueness.
In Sentence: “Her voice is like no other—pure magic.”
Example: The sunset over that mountain was a scene like no other.
Explanation: Highlights how special and incomparable something feels.
Other Ways to Say:
- In a class of its own
- Unlike the rest
- Beyond compare
- Peerless
- Distinctively different
3. A Breed Apart
Often used to describe people who live or think differently.
Definition: Someone with rare values, talents, or views.
In Sentence: “Artists like her are a breed apart.”
Example: He refused to follow trends and carved his own path—truly a breed apart.
Explanation: Recognizes individuality and nonconformity.
Other Ways to Say:
- Unique spirit
- Original thinker
- Stand-alone personality
- Rebel with reason
- Distinct soul
4. Cut from a Different Cloth
Used for people who are clearly unlike others.
Definition: Describes someone with a different background, mindset, or style.
In Sentence: “You can tell he’s cut from a different cloth.”
Example: She’s always kind, even in tough times—cut from a different cloth.
Explanation: Acknowledges distinctive behavior or character.
Other Ways to Say:
- Built differently
- One-of-a-kind mind
- Made to stand out
- Born to lead
- Crafted uniquely
5. Marches to the Beat of Their Own Drum
Used for someone who doesn’t follow the crowd.
Definition: Follows their own ideas, not influenced by others.
In Sentence: “He marches to the beat of his own drum—never afraid to be himself.”
Example: She wore mismatched socks on purpose—marches to her own beat.
Explanation: Celebrates independence and authenticity.
Other Ways to Say:
- Goes their own way
- Independent soul
- Nonconformist
- Unique perspective
- Freethinker
6. A Rare Bird
This idiom emphasizes unusual charm or behavior.
Definition: Refers to someone who is strikingly different.
In Sentence: “She’s a rare bird, full of surprises.”
Example: He recites poetry at parties—definitely a rare bird.
Explanation: Used with affection, to describe quirkiness.
Other Ways to Say:
- Original soul
- Eccentric treasure
- Special character
- Unique mind
- Singular beauty
7. Standout Star
Used when someone shines brighter than others.
Definition: Someone who is remarkable and instantly noticeable.
In Sentence: “She’s a standout star in her field.”
Example: Even among talented singers, her voice is a standout.
Explanation: Implies talent, presence, and distinct flair.
Other Ways to Say:
- Bright spark
- Natural highlight
- Shining light
- Exceptional gem
- Leading light
8. The Only Fish in the Sea
Used to say someone is one-of-a-kind, even in a big crowd.
Definition: Suggests uniqueness despite many others.
In Sentence: “To me, you’re the only fish in the sea.”
Example: Even with thousands of options, he chose her—the only fish for him.
Explanation: Speaks to personal connection and exclusive affection.
Other Ways to Say:
- My one and only
- Sole standout
- Irreplaceable one
- Chosen heart
- Singular soul
9. A Unicorn in the Crowd
Describes someone or something magical and rare.
Definition: A metaphor for once-in-a-lifetime rarity.
In Sentence: “She’s a unicorn in the crowd—totally magical.”
Example: That job offer? Total unicorn moment.
Explanation: Combines rarity, value, and wonder.
Other Ways to Say:
- Magical being
- Unseen wonder
- Rare gem
- Fantasy find
- Dreamlike rarity
10. One of a Kind
This is a classic way to say someone or something is truly unique.
Definition: Means there is nothing else quite like it.
In Sentence: “Her kindness makes her one of a kind.”
Example: He makes handmade toys with such care—he’s one of a kind.
Explanation: Used to show admiration, appreciation, and love.
Other Ways to Say:
- Irreplaceable
- Unrepeatable
- Once in a lifetime
- True original
- Authentic soul
11. Like Finding a Needle in a Haystack
Used when something is extremely rare or hard to find.
Definition: Describes someone or something nearly impossible to come across.
In Sentence: “A friend like her? It’s like finding a needle in a haystack.”
Example: Landing that job was truly a needle in a haystack moment.
Explanation: This idiom expresses rarity and value.
Other Ways to Say:
- Hidden gem
- Unseen treasure
- Rare find
- Unlikely gift
- Miracle match
12. A True Original
Celebrates someone who is genuinely themselves.
Definition: Means someone who creates their own identity.
In Sentence: “She’s a true original, always authentic.”
Example: He writes stories with a voice like no other—a true original.
Explanation: Appreciates creativity, authenticity, and individuality.
Other Ways to Say:
- Genuine soul
- Inventive mind
- Original thinker
- Creative gem
- Bold spirit
13. Out of This World
Used when something is amazing or beyond normal.
Definition: Describes something extraordinary and exceptional.
In Sentence: “Her performance was out of this world.”
Example: The cake he baked? Out of this world—no doubt about it.
Explanation: Conveys awe, delight, and surprise.
Other Ways to Say:
- Unbelievable
- Stellar
- Fantastic
- Next level
- Heavenly
14. In a League of Their Own
Used when someone is far above the rest.
Definition: Means no one can be compared to them.
In Sentence: “She’s in a league of her own when it comes to design.”
Example: His speech moved the whole room—a league of its own.
Explanation: Expresses top-tier uniqueness.
Other Ways to Say:
- The best
- Standout performer
- Peerless talent
- Beyond others
- Gold standard
15. Rare as a Blue Moon
Used when something is unusual and magical.
Definition: Describes something that doesn’t come around often.
In Sentence: “Opportunities like that come once in a blue moon.”
Example: She smiled at him like it was a blue moon moment.
Explanation: Adds a touch of wonder and rarity.
Other Ways to Say:
- Hard to find
- Extraordinary
- Rare sight
- Uncommon joy
- One-time chance
16. The Cream of the Crop
Used when someone is the best of the best.
Definition: Refers to someone who rises above all others.
In Sentence: “She’s the cream of the crop in her class.”
Example: Among all the candidates, he stood out—cream of the crop.
Explanation: Shows excellence, not just uniqueness.
Other Ways to Say:
- Top-tier
- Elite
- Prime pick
- Best of the bunch
- Leading example
17. A Diamond in the Rough
Describes someone with hidden potential or unpolished beauty.
Definition: Someone who is unique but may not show it right away.
In Sentence: “She’s a real diamond in the rough—pure heart under that tough shell.”
Example: He may seem shy, but he’s smart and talented—a true diamond in the rough.
Explanation: Celebrates undiscovered brilliance.
Other Ways to Say:
- Hidden gem
- Quiet achiever
- Untapped potential
- Understated beauty
- Real deal
18. The X-Factor
Used when someone has an undefinable special quality.
Definition: A rare trait that draws others in.
In Sentence: “She has the X-factor—people just notice her.”
Example: No one could look away—he had that X-factor presence.
Explanation: Describes magnetism or charisma.
Other Ways to Say:
- Star quality
- Natural charm
- Inner glow
- Effortless appeal
- Special spark
19. Breaking the Mold
Used when someone goes against expectations.
Definition: They create new paths instead of following old ones.
In Sentence: “She’s always breaking the mold in fashion.”
Example: He started his own business at 19—breaking the mold for sure.
Explanation: Shows innovation, courage, and individuality.
Other Ways to Say:
- Trailblazer
- Groundbreaker
- Changemaker
- Rule bender
- Outside-the-box thinker
20. The Whole Package
Used when someone is unique in every way—inside and out.
Definition: They have it all: looks, brains, heart, and talent.
In Sentence: “She’s the whole package—smart, kind, and stunning.”
Example: When he sings, helps others, and makes you laugh—the whole package.
Explanation: Celebrates multi-dimensional uniqueness.
Other Ways to Say:
- Complete person
- Total catch
- Dream come true
- Ideal match
- All-in-one
Final Thoughts
When we say someone is unique, we want our words to matter—to reflect how much they mean to us. Using idioms helps make that message feel personal, emotional, and memorable. Instead of repeating the same word, you now have 20 rich expressions to draw from.
Whether you’re complimenting a friend, writing a speech, or simply reflecting on someone special, these idioms give you the right words at the right time.
FAQs
1. What does it mean when someone says “you’re one in a million”?
It means you’re extraordinary, rare, and truly special—there’s no one like you.
2. Is “cut from a different cloth” a compliment?
Yes, it’s a positive idiom used to show someone has a unique character or perspective.
3. Can idioms be used in formal writing?
Some idioms are best for conversational or creative writing, but others can fit into formal settings with the right context.
4. Why should I use idioms instead of the word “unique”?
Idioms add flavor, emotion, and depth. They help you express more with fewer words.
5. How can I remember idioms easily?
Practice them in real conversations, or connect them to personal experiences. That way, they’ll stick naturally.
Emma Brooke is the writer and founder of Grammer Guru, a platform designed to help individuals refine their grammar, writing, and communication skills. With a deep love for language and a talent for simplifying complex grammar rules, Emma provides insightful tips and practical guidance for writers, students, and professionals
