Definitions by massgravity displacemnt

MGD 

Mass times gravity times displacement. MGD equals work.

Luke was "working" real hard last night with MGD last night, ok?

MGD by massgravity displacemnt November 7, 2006

can of zero 

A complete douche bag. Usually a douche bag is older than 25, who resides with their parents, on a farm, can't tie their own tie, and are most commonly teachers.

That man is such a can of zero, I would like to hit him with a bulldozer.

can of zero by massgravity displacemnt November 6, 2006