Joke :: "Joke (n.) Something said for the sake of exciting a laugh; something witty or sportive (commonly indicating more of hilarity or humor than jest); a jest; a witticism; as, to crack good-natured jokes..
Joke :: "Joke (n.) Something not said seriously, or not actually meant; something done in sport..
Joke :: "Joke (v. t.) To make merry with; to make jokes upon; to rally; to banter; as, to joke a comrade..
Joke :: "Joke (v. i.) To do something for sport, or as a joke; to be merry in words or actions; to jest..