V bag is a term used when you would want to use every swear/insult possible to describe people that think with their pants and not their head
#1: yeah me and my girl split up
#2: What why you two wee so good together
#1: She turned out to be a V bag.
#2: man tough break
V-bagging is when a mysterious and surprising vagina appears on your face while asleep. Some V-bags are so sneaky, you will not know of it until you receive a random text of a photo while nursing your next-day-hangover.
"Dave's snoring is so bad that if I am ever going to get some beauty sleep, I must V-bag him in order to stop it!"