A random thought that comes into your head during masturbation of sexual or of non-sexual nature that totally kills your hard-on or prevents ejaculation.
I was jerking off to internet porn and an image of my mom popped into my head and jerk bombed me.
by Beef Swellington January 27, 2009
1 more definition
That Asian AP student is such a jerkbomb.
by Chefdude548, Cam-Ham, Noah Z. December 09, 2008