n. Poop. Usu. used with the phrase "pop a grimper"
After those seven layer burritos, I had to pop a serious grimper.
by Joe May 07, 2005
1 more definition
One who bites the buttons from upholstered chairs etc. by using the cheeks of their butt.
The upholstery buttons on the sofa were removed by a grimper.
by wilkanton July 02, 2009