A molestor of children.
Dude, look at that chi mo in the van, he's totally got his eye on that playground.
1. child molester
2. an unusually perverted man who tries to get with younger girls and usually goes by the name kyle
NOTE: pronounced CHEE-moe
Girl 1: woah that guy looks like such a chi mo.
Girl 2: tell me about it... he already cornered me in the bathroom twice today