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also slap-stick, originally (1896) a device consisting of two sticks fastened together so as to slap loudly when a clown or actor hits somebody with it, or to make a sound-effect offstage; from slap and stick (n.). As an adjective by 1906. Meaning "farcical physical comedy, horseplay" (1916) is short for slapstick comedy or humor.
Featuring rowdy humor, both physical and conceptual; low comedy: The old burlesque loved slapstick routines (1906+ Show business)noun
: The Marx Brothers depended a lot on slapstick (1926+ Show business)
[fr the slapstick, two wooden slats joined at one end, which made a loud splatting noise when used as a comic weapon, the term found by 1907]