When a girls pussy is wet and has an abundant amount of pubic hair. The act of "sponging" happens when the girl sits on top of a persons face thrusting her hips back and forth, basically scrubbing her partners face.
"Hey Beth I was "sponging" my boyfriend last night, and accidentally made his face raw."
the act of dipping your testicles into a bucket or pool of water long enough for them to enlarge three times in size. You then take your enlarged, spongy balls and press them against the eye sockets of a friend while he/she sleeps.