A highly attractive mom who spends way too much time at the gym on the treadmill or related cardio equipment.
Yeah, mainstreet gym has good equipment, but I'd rather stay with the mall club just to watch the treadmilfs working out...
by bikecanoeist February 16, 2011
Jeanette: "I'm so proud of your Ma! When did she take up running?"
Airia: "Ever since she became a treadmilf. Seriously, she got so much attention at that gym, she felt safer running outside. She hasn't been back since."
Jeanette: "Whatever she's doing, it's working! Good for her!"
Airia: "Ever since she became a treadmilf. Seriously, she got so much attention at that gym, she felt safer running outside. She hasn't been back since."
Jeanette: "Whatever she's doing, it's working! Good for her!"
by GenXJenX September 23, 2024