Common term for labia majora, often used to express your
sincere affection for a
female acquaintance. For a stronger expression of appreciation it is common to add the prefix "piss-"
"hey girl, nice to see you, I'
m just gonna get a drink and I'll be back to slam those flaps."
"hey Trixi, I told the rest of the team about your
loose flaps and they wanted to check you out"
"hey boys, wassup"
"so, you cool if we all take a turn pounding those piss flaps"
"Hahaha, you can do anyfing you like"
"
sweet, that's a good little skank"