A sexual activity in which one man's penis enters through another mans ass and the other man's penis is spun around in a clockwise motion, similar to the hand crank on a pencil sharpener.
by ArethasUrethra February 24, 2013

by yoyostring March 6, 2011

A sex move involving a male, a female, and a pencil. This move is performed by shoving the pencil, eraser first, into the male's urethra. the male then proceeds to ejaculate into the female's vagina, effectively shooting the pencil through the females internal organs and through her head.
"Bro, if she's being a bitch, don't break up with her, just perform The Pencil Cannon next time you guys have sex."
by ekgi November 10, 2018

by Lebron steve June 17, 2019

by bigjackhauf February 7, 2015

vb; to write over written text so much that the original writing becomes illegible; results include difficulty reading a book or paper because someone else's handwriting is dominating a typed page; pens are not excluded, but pencils are much more dramatic.
"My English teacher was aggressive with my essay; he totally pencil-boned my rough draft."
"I know I asked you to write some notes in your music, but next time don't pencil-bone it; it's almost impossible to play now."
"I know I asked you to write some notes in your music, but next time don't pencil-bone it; it's almost impossible to play now."
by Steven Sparkman July 30, 2008

Pencil pot is a place of relaxation that the youths of Clifton and surrounding villages have used to smoke and sniff drugs for many generations.
by Joe s July 3, 2016
