1 definition by jacob fields

the act of cumming on a belt, letting it get moldy then slapping a slut across the tits multiple times with the moldy cum belt leaving a black strap across her bleeding tits
ie. i so gave your mom the blackbelt last night
ie. i got the blackbelt last night and it was glorious
by jacob fields December 8, 2008
Get the blackbelt mug.