a verb, used to describe the act of cuddling, which typically leads to a sexual acts. This word is commonly used between couples that are dating, hooking up, using one another, or just friends with benefits.
It can also act as a verb for friends or close friends, to describe an intimate time. Much like cuddling, spooning, or anything else done in a comfortable way.
Babe, do you just want to SCHMOOG all morning instead of going to class?!
After losing the basketball game, Brad decided to forgo the bars and enjoy a schmoog sesh with his bff, Jill.