Webster's Revised Unabridged Dictionary · 1913

Joke

Joke , noun

[Latin jocus. Cf Jeopardy, Jocular, Juggler.]

1.
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.
And gentle dullness ever loves a joke. — Pope
Or witty joke our airy senses moves To pleasant laughter. — Gay
2.
Something not said seriously, or not actually meant; something done in sport.
Inclose whole downs in walls, 't is all a joke. — Pope
Collocations (2)
In joke , in jest; sportively; not meant seriously.
Practical joke , See under Practical.

Joke , transitive verb

To make merry with; to make jokes upon; to rally; to banter; as, to joke a comrade.

Joke , intransitive verb

[Latin jocari.]

To do something for sport, or as a joke; to be merry in words or actions; to jest.
He laughed, shouted, joked, and swore. — Macaulay