Dullpie 

A sharpie marker that has become dull and rounded from prolonged or incorrect use.

"I don't want your damn dullpie, I want a Sharpie!"

Dullpie by Hotley Cool August 21, 2013

Dullie 

Pronounced 'dool-ey'. Alternative of Dopey, Dumb and Stupid

"Why is he wearing that hat, looks dullie to me"

Dullie by JiM_DeAn May 29, 2007

Dullie 

(DUH-lee) - Noun - A Dullie is a Sharpie pen that has been used so much that the tip is all frazzled and will not write a smooth or fine line.

I've had this same Sharpie for almost 2 years, and I think it would now officially qualify as a Dullie.

Dullie by Bada Bing, Bada Boom October 9, 2013