When a female rejects a guy after he tries to get into her under garments. Also, when one of your friends tries to compliment or hit on a girl, and she disses
him. Usually reffered to in sign language by patting your shoulder, showing your wingman that your chances with the hot breezie is going down to china town
Max was trying to be all slick n stuff, by telling Molly she had nice smelling hair, but she gave him the cold shoulder when she stomped on his nuts with high heels and left.