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Acronym for "Rolling on the floor like Draco Malfoy". Based on the youtube success "A Very Potter Musical", in which the character Draco Malfoy rolls on the floor several times.

Commonly used as a replacement for ROTFL but for potterheads who are also AVPM fans.
"I just saw the funniest Darren Criss quote ever on tumblr! ROTFLLDM"
by Tangerinesarecool November 04, 2012
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