Meaning of “happy” - Learner’s Dictionary


adjective uk us /ˈhæpi/

A1 pleased and in a good mood, especially because something good has happened:

I'm glad you've finally found someone who makes you happy.
Jean seems much happier now that she's moved out.
happy to do sth

A2 to be willing to do something:

I'd be very happy to help, if you need me to.

A1 making you feel happy, or expressing happiness:

a big, happy smile
Did the book have a happy ending?

A2 satisfied and not worried:

Are you happy with your exam results?
I'm not very happy about you travelling alone at night.
Happy Birthday/New Year, etc

A1 something friendly that you say to someone on a special day or holiday:

Happy Anniversary!
→ Opposite unhappy

(Definition of “happy” from the Cambridge Learner’s Dictionary © Cambridge University Press)