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2.
N. defecation. Derived from the term number two. Originally used in the sitcom Scrubs.
"I gotta go making twosies."
by Scrubby May 06, 2008
 
1.
The word used to replace 'share' in a request to do so with someone.
Sam: ' I just brought a pack of gum'
Matt: ' Nice, wanna go twosies on it yeah? cool.'
by MDWatson June 29, 2008
 
3.
spar's strong white cider,

sold in bottles of 2 litres, originally for 2 pounds, hence the nickname twosies, often abbreviated in writing to "zz".
"hey benn, you drinking twosies tonight?"
by camelia S October 11, 2007