When you're lying flat horizontally(naked) and you start laughing so hard that your penis spins in a circular motion like a helicopter rotor.
by bellendboii1 February 02, 2013
Roflcopter is a word combining 'ROFL' and 'Helicopter' and is a totally awesome word. It will beat LMAOplanes anyday. Pilots of roflcopters like lolmanade.It can also be used as a substitute for normal words.
by mrROFL-Trofl February 22, 2012
by Pirate Cyborg Ninja Jesus April 21, 2011
From the term rofl (Rolling On the Floor Laughing), roflcopter describes rolling on the floor laughing so hard your legs begin moving, causing your horizontal body to turn in a clockwise (or counterclockwise) motion, much like the rotating blades on a helicopter.
by Will_I_Am21 October 14, 2009
Rolling on ground luaghing so hard then spinning to resemble a helicopter,(Roflcopter)
Armenants of the Roflcopter:
1.Roflamomissles:Most powerful missle ever
2.LMAO Missles:Standard Roflcopter missles
3.lolRockets:Small weak rockets
4.LoLer Cannon:Its just a big machine gun
5.F-Bombs:Use these if you want to quickly silence the place
6.Lmaolemons:is fuel for roflcopter
Armenants of the Roflcopter:
1.Roflamomissles:Most powerful missle ever
2.LMAO Missles:Standard Roflcopter missles
3.lolRockets:Small weak rockets
4.LoLer Cannon:Its just a big machine gun
5.F-Bombs:Use these if you want to quickly silence the place
6.Lmaolemons:is fuel for roflcopter
Just 3 nights ago a squad of 5 armed roflcopters broke into a chatroom full of nerds and ended the nerdyness with 20 Roflmaomissles and 5 F-bombs along with numerous lolrockets
by NinjaWolf750 March 12, 2009
a form of sex in which the male participant lies down on the ground.the female then gets on the male in the cowgirl position, proceeding to spin around and around on his dick until the pair begin to hover in the air. People engaging in roflcopter may or may not laugh Hysterically.
by lol,wut? November 30, 2010
R0flcopter is an expression of immeasurable humor in the form of a circumnavigation of the floor resembling the flight pattern of helic0pter blades
by Jbmacs February 03, 2009