Something that is extremely timeless and will never get old.
Duder 1: "Ha ha I can't believe he stepped on that burning bag full of dog shit."

Duder 2: "I know, that trick is classic as fuck."

Duder 1: "All right, let's go, we got 15 more houses to hit."
by westfalia December 21, 2009
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A general type of fucking that doesn't involve any weird kinks or anything related to BDSM
Bro 1: Dude, Lanie was trying to convince me to do some weird stuff last night but all I wanted was a classic fuck.
Bro 2: Woah dude, I didn't know Lanie was into stuff like that!
by hotdudesmartkid November 20, 2017
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