Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “happy”

See all translations

happy

adjective uk   /ˈhæp.i/ us  

happy adjective (PLEASED)

A1 feeling, showing, or causing pleasure or satisfaction: a happy marriage/childhood She looks so happy. School days are said to be the happiest days of your life. Nicky seems a lot happier since she met Steve. You'll be happy to know that Jean is coming with us. I'm perfectly happy to (= I will willingly) help out. I'm so happy (that) everything is working out for you. Barry seems happy enough working for himself. Are you happy about/with (= satisfied with) your new working arrangements? Your mother's not going to be very happy when she sees the mess you've made! formal The manager will be happy (= is willing) to see you this afternoon.
More examples

happy adjective (GREETING)

A1 [before noun] (used in greetings for special occasions) full of enjoyment and pleasure: Happy Birthday! Happy Anniversary! Happy New Year!
More examples

happy adjective (LUCKY)

[before noun] (of a condition or situation) lucky: We hadn't planned to be in France at the same time as Ann and Charles - it was just a happy coincidence.

happy adjective (SUITABLE)

literary (of words or behaviour) suitable: It wasn't a happy choice of phrase given the circumstances.
(Definition of happy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of happy?
Add Cambridge dictionaries to your browser to your website

Definitions of “happy” in other dictionaries

Word of the Day

past participle

the form of a verb, usually made by adding -ed, used in some grammatical structures such as the passive and the present perfect

Word of the Day

Euphemisms (Words used to Avoid Offending People)

by Kate Woodford,
March 04, 2015
​​​ We recently looked at the language that we use to describe lies and lying. One area of lying that we considered was ‘being slightly dishonest, or not speaking the complete truth’. One reason for not speaking the complete truth is to avoid saying something that might upset or offend people. Words and

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More