To turn a person's backpack inside out, place their stuff back inside, and zipper it up. Usually takes place during class while the owner of the backpack is not paying attention and is done for a laugh when they try to pick up their backpack, realizing the straps are not there.

Origin: Schenectady High School
Watch your bags around them 'cause they might just sack you.
by KissTheStars December 7, 2006
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VT. to expose one's sack to someone else, on purpose or by accident. Usually happens when a man is wearing shorts and his legs are spread, causing the sack to peep out the leg of the shorts.
"Hey, man, close your legs. You're sackin' me!"

"That guy must be freeballin' he just sacked me."
by fruity booty October 23, 2007
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a large sack of
Hey ass stop carryin around that smelly sack.
by - it September 29, 2003
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hmmmm... ummmmm.... ehhhhhhhhhhh...
=====> (-0-) ... nooooo .... uhhhhhh ...
maayyyyybbe ....urghhh ...hmwk ........plop......shit ...weep ...squish ...squash....
fuck ...more swear words ....wipe...wipe ...flush... flush more.... come out and pretend nothing happened.....plop.
hmmmmmmmmmm...examples ayee....question mark...
by homestar November 26, 2004
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To have sexual intercourse with somebody in there bed. Used as slag in dublin.
Ah jaysus love i want you in the sack!
by Orlababbyy July 7, 2008
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