A hummer cat ....is like a hummer ...but instead of the girls mouth...its the girls vagina(cat);pussy farting on the penis or balls!
Man Last night i heard Erin did a hummercat to Nick and he said He's never Ever felt anything better!
A cat who rocks a Hummer limousine. Generally interested in chillin', coolin' it, and fighting crime.
I bet there's a hummercat up in that limo.