1 definition by stevo111

A loltrain is when people, normally on irc or IM say lol one after the other. The minimum amount to be classed as this is 3 lol's.
stevo111: OMG i just saw a flying monkey

NurseJoy: lol
rummik: lol
stevo111: lol

stevo111:^loltrain XD
by stevo111 October 29, 2007
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