What is Crapflap?
1.
1) The sound of buttcheeks-a-flappin usually caused by an abnormally powerful fart or defecation.
2) The back door on old style long underwear
1) That four alarm chili had me crapflappin in the bowl all night.
2) I was so drunk last night that when I put on my long underwear, I crawled in through the crapflap.
See
