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1 definition by Zeddie91

 
1.
PTB
Pat the Bun. A way to say LOL, but when you really mean you are laughing out loud and not just using it as a filler as lol has come to be used as. When something is so funny you have you pat the bun from uncontrollable laughter.
Did you see that snuggie commercial? PTB!
by Zeddie91 November 30, 2010