When one wipes his or her fingers along his or her's crotch pits after intercourse, and wipes the sex-sweat along the upper lip of their partner, leaving a smell and a half that'll never leave.
"I was just about to bust a nut doggin it, when Paige spun around and swallowed my fishstick whole"
"She'll never get knocked up, she eats too much fishstick."