A joke which in which the humor is thought to cease/die down when in actual fact continues to be funny. As if the joke is on a roller coaster going round for a second time.

loler meaning: laugh out loud er

Commonly used in the 'geek' community.
lolercoaster: None. Only in context of a Joke. Can apply to most humorous situations if it fits the criterion of the definition.
by Lord Edward Carr August 4, 2009
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1: Another, more interesting way to write 'laugh out loud' on the internet.

2: To stumble in a goofy manner through an action.
1: QTSuMmErGrL4U: he is so ugly
Babyboi06: your MOM is ugly!
QTSuMmErGrL4U: lolercoaster!


2: "Jeremy totally wasn't ready for his speech. He got up to the podium and lolercoastered through it."
by Mitch D August 24, 2005
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A term to mimick people that live in chat servers and say LOLZ after everyword. See rofflecopter.
Chat Server Nerd 1: LOLZ he asked me out rofl
Chat Server Nerd 2: OMG LOLZZZ
You: LOLERCOASTER!!
by Shaina August 9, 2004
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As in, "lol" (laugh out loud). But laughing so hard you feel as dizzy as you would be on a rollercoaster.
When you're on AIM: haha ohmygosh today was hilar, lolercoasters!
by xxzoowxx July 29, 2010
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