from "me cago de risa" in spanish meaning "i am laughing so hard i shit myself"
bob: no mames that is soo funny!!
jose: i know! mcdr!
by Maribel Viscarra June 29, 2008
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it's LMAO but in region 4. MCDR = me cago de risa.
jajajajjaa, mcdr.
by pablokenfold December 2, 2009
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