spitball

[ spit-bawl ]
/ ˈspɪtˌbɔl /

noun

a small ball or lump of chewed paper used as a missile.
Also called spitter. Baseball. a pitch, now illegal, made to curve by moistening one side of the ball with saliva or perspiration.

Origin of spitball

An Americanism dating back to 1840–50; spit1 + ball1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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