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a ludicrous or grotesque act done for fun and amusement
activity characterized by good humor
a triviality not to be taken seriously; "I regarded his campaign for mayor as a joke"
act in a funny or teasing way
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"
tell a joke; speak humorously; "He often jokes even when he appears serious"