1 definition by OfficialMerriamWebster

FC short for F-B-o-C means Fucking Cocks, or Fucking Bouncing on Cocks, commonly used by individuals adept in H-M, or the Hand Method. It is not uncommon for those who use FC to currently be engaging/planning to soon engage in Fucking Cocks, or Fucking Bouncing on Cocks. Grammatically, FC can be used to express how impressive/amicable a situation/thing is by heterosexually challenged individuals.
"TRUE! THAT'S MAKING ME FC"

"Damn bruh, hes FC"

"wHaa? Sorry guys that was not FC."

"the... TUNNEL, is not FC at all."
by OfficialMerriamWebster February 24, 2022
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