The act of gently flipping a male's nipple or breast upward from below with one's hand, often with a "come hither" motion. The "burger flip" is often employed as a irreverent response to pejoratives or personal insults, with the intent of rendering such comments impotent in the wake of the flip.

A potent reminder not to take oneself too seriously.

when you're hungover as shit after a spending a night drunk as a skunk

To slap one's female genitalia across a partner's face. The female equivalent of a male swaffle.