Top definition
Almost synonymous with cockblock, but worse. Someone who constantly thwarts sexual encounters out of jealousy because they have no game. Can single-handedly ruin a party unless immediately kicked out.
Who invited Lawrence? Get him the fuck outta here, he's a total fuckbuster.
by The TrUth will find you out March 01, 2015
Get the mug
Get a Fuckbuster mug for your Facebook friend Bob.
Amazing; big-time; met by or deserving of exceptional or crazy success; a rowdier version of the word gangbusters.
The cupcakes went over like fuckbusters at Jenny's birthday!

I wanna tap that ass like fuckbusters!

Fuckbusters! That is so badass!
by a pseudonym of pseudomyn April 13, 2011
Get the mug
Get a fuckbusters mug for your Facebook friend Sarah.