laugh

英[lɑːf] 美[læf]

2. a facial expression characteristic of a person laughing;: "his face wrinkled in a silent laugh of derision"

3. 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 hisown jest"; "even a schoolboy's jape is supposed to have some ascertainable point"