lesbian sex; when the vaginas of two female sex partners smack together during sexual intercourse, often swapping fluids and debris.
I was trying to sleep, but the lesbians next door were bumpin uglies all night and the sloppy smacking noises were echoing too loudly
by lunchemz May 18, 2005
Home girl be bumpin uglies with one too many freaks.
by Sybermoms.com October 21, 2003
Another word for sex. with multiple partners but at different times.
Last night I went out Bumpin' Uglies.
by Deadman Dan October 19, 2005
The mating ritual of two people resembling beached whales resulting in an ugly, sometimes turtle-like scraggly offspring.
Bumpin Uglies. That girl is a perfect example.
by Tardified July 29, 2010