Top definition
Mid-coitus, getting your finger, generally the middle one, three knuckles deep in her ass and giving a little spin, or "swirl."

Usually done as a complete surprise.
"I gave her the old three knuckle swirl, she fucking loved it!"

"I tried the three knuckle swirl on her, she wasn't having it."
by swirler August 08, 2009
Mug icon

Golden Shower Plush

He's warmer than you think.

Buy the plush