1) Rolling on the floor laughing + spagus - often used as a random suffix to emphasize the "roflness" of the said sitatuion.
<Guo_Si> Hey, you know what sucks?
<TheXPhial> vaccuums
<Guo_Si> Hey, you know what sucks in a metaphorical sense?
<TheXPhial> black holes
<Guo_Si> Hey, you know what just isn't cool?
<TheXPhial> lava?
<Guo_Si> roflspagus
by Rex Bearden March 13, 2008
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