To beat your dick (not literally) Or to receive a handjob by somebody.
Yo I’m boutta go yank the plank I’ll be right back.

This girl yanked my plank last night, it was great.
by 69_master69 March 19, 2021
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yank your plank is a british term for wanking
yank your plank, where is the office boy, he is in the toilet yanking his plank
by christu October 1, 2006
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