to be laughing at someone, similar use as and originates from roflcopter

COPTER is an acronym that stands for: 'Cause Of People That Eat Rice

Another word for cool, as commonly shown in the popular phrase "Hella tight" or hella ____", using the noun "helicopter" to become "Hella Copter!", then simply "Copter".

An Act of sexual intercourse where the guy is flat on the ground. the girl deep throats the guys cock and does a hand stand over it. the guy moves his hips until he cums, thus the girl will start to turn and flail her legs so it looks like she is the blades of a helicopter.

The word version of a wild card, can be used for any meaning really...but its cool
Often used by indie kids and hipsters