When masturbating no longer yields any fluid. You have masturbated all that you can: you have reached your fapping capacity. Your fapacity.
I was at it all day, it took 6 tries before I reached my fapacity.
by Hermetic2 January 20, 2013
Get the Fapacity mug.
The amount of times one can fap in a 24 hour period.
My fapacity is about 6 on a good day.
by 13576 July 1, 2016
Get the Fapacity mug.
The capacity at which one can fap. The quota; the limit of fapping. The point of male masturbation when one is about to nut.
Derek was really going at it, until he reached his fapacity.
by Precalcruinedmylife April 16, 2016
Get the Fapacity mug.