Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “happy”

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.

happy adjective (GREETING)

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

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?
Browse related topics

You are looking at an entry to do with Good luck and bad luck, but you might be interested in these topics from the Chance and possibility topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “happy” in other dictionaries

Word of the Day

from the word go

from the start of something

Word of the Day

Countability – grammar codes

by Dom Glennon​​,
November 26, 2014
Advices and informations Have you ever noticed strange codes in square brackets on entries in Cambridge Dictionaries Online and wondered what they mean? These are grammar codes, giving you a brief summary of how that word behaves grammatically. More information can be obtained by hovering your cursor over the code, and there’s

Read More 

ped-text verb

November 24, 2014
to text someone while walking I’m ped-texting, I’m looking down at my phone, 75 percent of the time.

Read More