Top definition
(n.) when you're standing in a crowded subway car and you very discretely ejaculate on the back of the head of someone who is seated.
"I was in a bad mood earlier today, but I gave an old lady a pocket yarmulke on the train and now I feel much better."

by ame November 13, 2005
Get the mug
Get a pocket yarmulke mug for your mate Zora.