A much larger version of ROFL meaning something very funny, or you're not paying attention, or want to sound funny in return.
Also said as
And way more
Person 1: "Dude, I just burned down my neighbours house.."
Person 2: "lolwut
Person 1: "I threw a flaming hamburger at his house"
Person 2: "ROFLCOPTER"
February 17, 2009
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