unhappy

adjective

un·​hap·​py ˌən-ˈha-pē 

1

a

: not cheerful or glad : sad, wretched

didn't know why the child was so unhappy

I left the store an unhappy [=dissatisfied] customer.

—often used with with, about, or that

They were unhappy with the way things turned out.

The children were unhappy about going back to school.

I'm unhappy that my best friend is moving.

b

: causing or involving feelings of sadness : not pleasant or joyful

an unhappy marriage/childhood

spent several unhappy hours stuck at the airport

2

: not fortunate : unlucky

an unhappy coincidence

3

a

: causing or subject to misfortune : inauspicious

a particularly unhappy moment for the story to leak

b

: infelicitous, inappropriate

an unhappy choice

unhappiness noun

Synonyms of unhappy

• sad
• depressed
• miserable
• heartbroken
• bad
• upset
• sorry
• worried
• melancholy
• disappointed

Examples of unhappy in a Sentence

I can see that he's unhappy, but I don't know why.

I've never seen her looking so unhappy.

For three unhappy days we were all stuck in the house because of the blizzard.

an unhappy choice of career

The movie's hero meets an unhappy fate.

Recent Examples on the Web

Her husband Patrik reopens the cold case, but Erica – unhappy with the inquiry original conducted by Patrik’s mentor Gösta, starts her own investigation. —Annika Pham, Variety, 24 Apr. 2026

Trump fired Bondi on April 2, reportedly after being unhappy with the way the attorney general had handled issues relating to the Epstein files. —Dan Mangan, CNBC, 23 Apr. 2026

Younger Republicans are particularly unhappy. —Josh Boak, Los Angeles Times, 23 Apr. 2026

Younger Republicans are particularly unhappy. —Josh Boak, Chicago Tribune, 21 Apr. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for unhappy

• chappie
• happy
• nappy
• pappy
• sappy
• scrappy
• snappy

Kids Definition

unhappy

adjective

un·​hap·​py ˌən-ˈhap-ē 

1

: not fortunate : unlucky

an unhappy mistake

2

: not cheerful : sad

3

: inappropriate

an unhappy color combination

unhappily

-ˈhap-ə-lē

adverb

unhappiness

-ˈhap-i-nəs

noun