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1 definition by Hom3r

 
1.
Used for MSN Messenger to effectively stop someone from talking to you. Block them so you appear offline to them, and delete them so they don't waste space on your list.
Person 1: lol
Person 1: lol
Person 1: lol
Person 2: STFU or i'll block delete you
by Hom3r September 14, 2005