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1.
BWL
Short for Black Wing Lair. A high level instance in WoW, (world of warcraft), filled with various high level epics that no one but the big guilds and clans are able to obtain.
That guild Eminence has run BWL so many times that all of their characters have their tier-2 epic sets.
by iceman11280 April 05, 2006
 
2.
BWL
Butt wrinkle licker- commonly used by housewives that like to lick their husbands butt wrinkles
So Tom told me his wife has been a real BWL lately!
by Lokayy3 July 08, 2014
 
3.
bwl
Acronym for "bursting with laughter."
Person 1: "I am a smart guy."
Person 2: "BWL"
by LanceVance June 06, 2007