2 definition by e-fu

Top Definition
the Fonz's version of "piss off" or "screw you" and countless other negatory response variations.
(really kinda racey for it's time)

i never really thought about what it literally meant when i was like 5 yrs old. but seeing the reruns now i'm like OMG WTF?!?!? does he really want everyone to sit on his... um, motorcycle? heheh.
Ralph asks if he can borrow Fonzie's leather coat to impress a chick. Fonzie then replies in jest
"Sit on it!"
<live studio audience laughs>
by e-fu December 19, 2003

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Buy a sit on it mug!
to turn a trick (sell body for money)
the task that a hook(er) performs.
i heard your mom's been hooking to put you through school.
by e-fu December 19, 2003

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Buy a hooking mug!