The Act of falling from your chair after laughing very hard. Usually will cause injury.
Man 1: Man that volvic commercial spoof was so funny I found myself riding the Lollercoaster resulting in this permanent brain damage.
Man 2: LOLLERCOASTER! -breaks head open-
Later on...in the hospital
Man 1 and 2: Worth it!
by MT Solis February 18, 2008
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A rollercoaster
A roflcoaster
A toaster
and some hard ass Lolling mixed together

is a lollercoaster
Suck my ass
Hell no
by Craxxors May 15, 2009
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