A crevice that appear in your ass hole when you have too much anal sex. Usually caused by military position.
Sergeant Dan: CMON BABY LET ME GIVE YOU THE ANAL CREVICE!
Mrs. Forest Trump: OOH YESSS GIVE ME THE CREVICE!
Floober Goobering someone is the action of giving a blow job while skydiving.
Tom Cruise: Ready for the Floober Goober Daddy?
*Jumps out plane*
James Bond: OOOHHH YEAH DADDYYYY MORE HARDER YESSSS!!!
*suck suck lick suck*