Where you ram your fist up someones orafice, open your hand and start slapping around the inside yelling "fistful of boomstick"
lizzy RELLY likes to get a fistful of boomstick from phil
by anonymous April 17, 2004
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a two fist version of the Fistful of boomstick

usually performed on horses by rajiv
'i duel fist full of boomsticked 5 horses last night!'
by Xavious? March 5, 2004
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