Top definition
Stands for Fit But Knows It

A person (usually a girl) who is hot but milks it.
1: Hey look at that, shes hot as fuck
2 True Dat, but shes an FBKI mate look how shes dancing with that guy
by juliusseizure99 April 08, 2009
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Jun 21 Word of the Day
A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.
"I'm tough, Mike! I never give an inch! I'm partial to taking a few though..."
"Ah, you're a real pipehitter."
by Skeletalchemy June 15, 2021
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