An abbreviation for "laugh out loud throw a midget in a river." Often used when rofl and lmao and lol get old. Also commonly used as antihumour, to make the reader seem like a complete noob.
-Did you see that video of a walrus doing sit ups?
-Yeah, loltamir.

-Loltamir
-What does that mean?
-Haha, noob.
by Rodrigo M. February 17, 2008
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