A person who has achieved a level of jackassery beyond that of being a douchebag.
Kyle, you douchesack, why did you light my genitalia on fire?
by Bong Hits 4 Jesus February 07, 2008
someone/something that is worse than a douche bag
He's so awful he's not a douche bag- he's a douche sack
by T Locrto October 23, 2009
A fanny pack worn around the waist, positioned in front rather behind.
"Look at that douche bag wearing that douche sack....it's so late '80s!"
by AfterMidnight April 21, 2009