Breath that smells of dying or decaying tissue, rotten food, or other various sorts of awful smells.
I was totally into this chick until she pointed her stank cannon at me.
When a group of hygienically impaired, Unshaven individuals gathering at a planned event ie “hippies” and their combined stench’s becomes overwhelming that they are considered To be a: plural - “stank of hippies”
Bro, that stank of hippies nearly made me reconsider my sexuality