The soreness one feels after having vigorous and powerful sex. The muscles in and around the vulva are tired and sore from contracting and being worked by a very strong penis.
She had a hard time walking and sitting without feeling the incredible pussyache she acquired from the sensational scrump last evening. She didn't mind...
When a male with facial hair performs oral sex on a female who hasn't showered recently, his moustache and beard will pick up the odour of the female's genitalia. When this happens the male will be carrying a pusstache on his top lip until he's able to wash his face.
Huey: 'I had too many beers the other night and went home with that sweaty girl who works behind the bar.'
Dewey: 'Don't tell me you...'
Huey: 'I must have done, because the next morning I had a pusstache so strong it made the flowers in my kitchen wilt. and they were plastic!'