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1 definition by MAdams1

 
1.
Su
A shortened version of the word suicidal. It is used as an exaggeration, not to be taken serious. Usually the word will be used as a complete overreaction to what actually happened.
"Im su the Cowboys lost."

"Im su I didn't get french fries with my burger."

"Im so su about going out to eat with him tonight"
by MAdams1 August 12, 2011