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1.
Harvard twist on the phrase fucks with which means to kick it with, hang out with, or chill with. Can also be used in an affirmatory response to a question.
From major hit motion picture "How High"

after Harvard is described to them

Silas: Shit, I'll fucks witcha!

Jamal: Shit, I'll fucks witcha, too!

Huntley: And that's a good thing?

Jamal: Yes. That's a "yes"!

Huntley: Then we'll "fox with" with each other.
by The Ridge 171 March 16, 2010