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1 definition by Sassmasta

 
1.
Abbreviation for "significant other". Used by couples uncomfortable with the immature and trivial connotation of "boyfriend" and "girlfriend", the homosexual and/or business inference promoted by "partner", and the formality of the lengthy "significant other". Primarily used by couples over 30.
"Even though it's not his weekend my sigo has his son on Saturday because his psycho ex-wife went to jail on Thursday."
by Sassmasta August 21, 2009
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