hairy caterpillar
my friend got so drunk that he pulled down his pants and started masturbating his hairy caterpillar in front of everyone
when the male genital area is so overgrown with disheveled and unkempt pubes that it makes the penis look like a hairy caterpillar
"my friend got so drunk that he pulled down his pants and started masturbating his hairy caterpillar in front of everyone" What is the definition of "hairy caterpillar"?