People with flappy pussy energy carry themselves like they have a really embarrassing secret that they're terrified of other people knowing. They often spend lots of time and energy trying to project a sense of confidence that rings hollow.
It has nothing to do with an actual flappy pussy and everything to do with an inability to respect and be at peace with yourself regardless of what other people think of you.
Greta wouldn't project such flappy pussy energy if she could just take some time to relax, be at peace with herself, realize where her worth really comes from, and stop caring so much about other people's opinions.
(noun) An arrangement between a man and a woman who are dating or are good friends in which case the woman trades her man sex in exchange for goods or services. Such an arrangement is also mereferred to as hoing, whoring, prostituting, etc.
Nikki was talking to his grandma, and was telling her about the arrangement he and his true love Betsy had as far as pussy payments were concerned. Rolling her eyes as she began, Grandma told him, "Grandson, you about stupid as all hell. 'Pussy payments'? Humphhh, child, that's just plain ol' whoring, Mr. Two Degrees".