a humorous anecdote or remark intended to provoke laughter
"he told a very funny joke"
"he knows a million gags"
"thanks for the laugh"
"he laughed unpleasantly at his own jest"
"even a schoolboy's jape is supposed to have some ascertainable point"
a facial expression characteristic of a person laughing
"his face wrinkled in a silent laugh of derision"
the sound of laughing
- express joy - express mirth