the GNU version of the Collaborative International Dictionary of English
n. An evening party; -- distinguished from levee, and matinée.
The Century Dictionary and Cyclopedia
n. An evening party or reunion: as, a musical soirée.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a party of people assembled in the evening (usually at a private house)
Word Usage
"I walk in last night and Q is all laughing and giggling like shes been at a party all day (+1 gay point, I REALLY want to use the word soiree there)."