Muffin snuffin
n. The female equivalent of the cock-block. The act of unintentional or willingly engaging in flirtatious or sexy talk/behavior by a woman or women designed to prevent another woman from getting some penis play.
cock-block penis play
I thought Lucy was my best friend until I was about to show Mitch a night he wouldn't forget. Out of nowhere that bitch walked in wearing a see-through top and pulled a muffin snuffin on me.
bitch muffin