a phrase questioning one's manhood and/or ability or opportunity to complete a task improving one's "manhood status".
Similar to phrases like:
"Suck it up!"
"You suck!"
"Be a man!"
Similar to phrases like:
"Suck it up!"
"You suck!"
"Be a man!"
by theDane55 May 9, 2008
Get the sack checkmug. The flicking of a buddy's testicles, (similar to how one packs a can of chew) who is spacing out, or who answers you correctly when asked "What city is the Capitol of Thailand."
by Aerodicus March 5, 2011
Get the Sack checkmug.