Simple Definition of joker

from our Learner's Dictionary

joker

noun

plural jokers
1
: a person who tells or makes many jokes
a constant joker
2
: an extra card used in some card games usually as a wild card
Jokers are wild in this game.
3
informal : an annoying, stupid, or offensive person
I can't believe I let that joker beat me.
Some joker hit our car.

Cite this Entry

“Joker.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/joker. Accessed 21 Jun. 2026.

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