Either of two protuberant milk producing glandular organs situated on the front of the chest of the human female.
"Damn, That bitch has some big Suck Sacks!"
by The Thud March 15, 2009
1 more definition
Regular Washington city slang for somebody who's extremely lazy and not willing to contribute to any social activities.
You aint tellin' me that my neighbour is comin' too? Which mottafukka ordered this sucksack to join my party? Fuck him, he aint comin' in; this geek's a weirdo!
by Jobless; Madness September 14, 2006