A sexual act wherein one male partner maintains a squatting position whilst the other partner, male or female, lays underneath and goes to pound town on the testicles with both their fists.
To diddle the clit rapidly until orgasm. The act takes on the visual of a boxer hitting the speed bag. Also known as "speed bagging the clit" or "speed bag the clit"
You say you're eating her out yet no orgasm yet? Are you not speed bagging her? Well, then there's your problem, many women need their clit speed bagged to reach orgasm.