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1.
A competition of manliness which is specific to the situation the competitors are in. It is begun with a statement of "BIG-OFF?"
Examples of big-off vary with situation.
by Chartfield March 11, 2008
 
2.
A competition of manliness which is specific to the situation the competitors are in. It is begun with a statement of "BIG-OFF?"
Big-Off has many uses, you will know when the time is right.
by The Whale Punter September 27, 2010