- happy
- adjective
1 having feelings of pleasure, for example because something good has happened to you: Larry looked really happy when we gave him his present. | He was a happy child who rarely cried. | be happy to be doing sth: They felt happy to be going home. | happy that: I'm happy that everything worked out well in the end. | be/feel happy for sb: I felt really happy for you when I heard you'd passed your exams.—opposite sad (1)2 a happy time, place, occasion etc is one that makes you feel happy: Some people say that your schooldays are the happiest time of your life. | a happy ending: The story has a happy ending.3 satisfied or not worried(+ about): I'm not happy about Dave riding around on that motorbike. (+ with): Are you happy with your new car? | keep sb happy: I pretended to agree with her, just to keep her happy.4 be happy to do sth to be very willing to do something, especially to help someone: I'd be happy to take you in my car.5 Happy Birthday/Christmas/Anniversary etc used when greeting someone on their birthday, at Christmas etc6 the happy event the time when a baby is born or when two people get married7 a happy medium a way of doing something that is somewhere between two possible choices and that satisfies everyone8 happy as a lark very happy9 not a happy bunny BrE/not a happy camper AmE humorous someone who is not pleased about a situation10 formal suitable: His choice of words was not a very happy one.
Longman dictionary of contemporary English. 2004.