Top Definition
An internet slang for laughing but not really.
Person 1: So i was like wtf rolfmao
Person 1: lol
Person 2: lbnr
by Tha1 September 02, 2007
1 more definition
10 Words related to lbnr
Laughing but not really. Instant Messanger talk.
Instead of saying "lol" when your not really laughing. You can say- "lbnr." So, you wouldnt be lieing. You'd be laughing, but not really. :)
by Johnathan N May 02, 2008

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