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January 17th. Every year on January 17th you must wank. If you're involved in a Seinfeld-esque contest where you cannot wank you will get a free pass to wank on January 17th.
Ian: it's January 17th! did you wank?
Caitlin: of course I did! It's International Wankoff Day!
by Solace-In-Death February 7, 2023
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Wankoff

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If someone (gender non-specific) offends another person and deserves a derogatory comment.
That girl Emma wore the same dress as me... she should just wankoff.
by Kirstyanallees May 22, 2018
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