1 definition by Footballnick77
A derpy vagina that during intercourse will have a muscle spas and suffocate the male genitalia it is usually very painful for both party's and can also result in a early mensturl cycle
Dude, yesterday I was banging Cindy and she had a derp twad and my dick hurt so bad and she bled on me!
by Footballnick77 June 25, 2014