Expo's definitions
the view from the back of the head of a chick who is on all fours and creates a heart shape with her butt cheeks.
by expo May 14, 2013
 Get the heart-buttmug.
Get the heart-buttmug. by Expo May 9, 2003
 Get the Grimeymug.
Get the Grimeymug.  Get the heart-buttmug.
Get the heart-buttmug.  Get the Grimeymug.
Get the Grimeymug.