The act of making ones penis spin around like the propellers of a helicopter by wiggling ones hips.
(verb) 1. Chuck stood in front of the mirror and began to peencopter.
(noun) 2. George found out the hard way that the peencopter should be done wisely as you can throw out a hip if done incorrectly.
A person who probably plays fortnite or a lot of video games. Has a lot of friends but only hangs out with about 5-10. They have a big penis but they think itβs small.