A method of ejaculating which involves a rapid movement of the pelvis up and down across a surface, usually a mattress, in underpants. This is also typically done while watching arousing content. The friction usually results in ejaculation.
Rico - Honestly I find the friction-method the easiest cause I have slow hands but a fast crotch.
Brock - Imagine your only method of busting one is becoming a human swing set you moron.
Rico - Don’t deny it till you try it g.