Hump-leg, hump-legged (Adjective)
1. The feeling in your legs that you get after a really good fucking and orgasm, characterized by difficulty walking immediaetly afterwards and stumbling as you make your way towards the restroom.
2. The difficult act of walking right after sex, due to the lower extremities feeling very relaxed and wobbly from having a sexual workout and intense orgasm.
"My orgasm felt so good after banging her I had 'hump-leg' for about five minutes and found it difficult to walk straight"