Top definition
Quasm, Noun; quasimi (jp).

When the anus converges with the vagina through the act of continuous double penetration, creating one single orifice, depicting a chasm.
1. "That chick has a massive Quasm!"
2. "She's going to have a Quasm after last night"
by de bossss March 30, 2011
Get the mug
Get a Quasm mug for your father-in-law Callisto.