Rusty Barstool Share definition Flag Having sex with a woman where she is on top when she's on her period. She was on top of me last night and left me with a Rusty Barstool. Rusty Barstool by Oneballbobby September 3, 2010 0 0 Get merch Get the Rusty Barstool mug. Buy Now — $32.95 See more merch