A contraction of fucking and rank. Similar in style to fugly. Something is f'rank if it is extremely rancid. Can be used in any situation where expressing your disgust is required.
As I entered the room a f'rank smell filled my nostrils. Nasty!
Verb.
1. To call someone out; to aggressively dictate the momentum of a conversation or interaction
2. To fuck a physically attractive female human (synonym: porkinz)
1. Sorry, Sweetback, but I'm gonna have to pull rank on you, your explanation of black matter is unsound.
2. Check out that biznitch! Ooooh, I'd be spacin' gs if i could pull rank on dat ass!