1. Bad breath caused by over indulgence in the act of fellatio.
2. The stench of cock on a sluts breath.
2. The stench of cock on a sluts breath.
Julie was up all night going down on the entire soccer team. She woke up in the morning with a chronic case of helmetosis
by Paddy Mac November 8, 2006
Get the helmetosismug. by DJ D3N!S August 6, 2007
Get the helmetosismug.