Grammar gangbang Share definition Flag When one person makes a grammar/spelling error and more than 3 people correct him/her simultaneously. "I mean, relevant to that, it wasn't that bad"- Victim"RELATIVE!"-Grammar Gangbang Grammar gangbang by Jimbob Huckaroo June 11, 2010 0 0 Get merch Get the Grammar gangbang mug. Buy Now — $32.95 See more merch