A smile that resembles that of the cheshire cat. Wide, and often a touch eerie.
He narrowed his eyes, a cheshire grin playing on his lips.
von lanthe 9. November 2013
1 more definition
Man's smile when he has a near constant erection.
I can' wait to be with you again. I have a Cheshire grin that won't go away!
von PlayfulCan0358 13. November 2013