Meaning intoxicate & fuck. Used to describe a female whom will engage in sexual intercourse with the person in question after drinking a couple of beers, taking a couple of shots, or smoking some dank marijuana.

The female in question may be dtf after talking to her for a while or having a relationship and gaining her trust but in order to bypass the boring filler on the quest for ass, one would simply suggest drinking with a couple of trusted friends; Especially if the female is unbearably stupid and uninteresting in conversation but has a banging body.

I&F can be classified as easy, all the way to impossible.