1. n. An ugly girl.
2. adj. ugly, specifically pertaining to women.
Based on the archaic term for a dampener, mainly relating to the quality of making something come slower.
1. When I'm having sex with a girl I usually think of the biggest dashpot I know to make sure I last longer.
2. Dude, that girl you hooked up with was so dashpot, I'd never hit that in a million years.