Pen 

Slang and shortform for Penitentiary. Often used in "gangster" terms.

You wanna go to the pen?!

Pen by Big Smoke December 31, 2004

Pen 

Short for penetration

"Did he pen you?" - Art

Pen by ARTISBATTY September 26, 2008

Pen 

Something that can kill you in any second

Oh no he has a pen! RUNNNNN!

Pen by Canadian Keyboard October 22, 2019

Pen 

Noun: virginity. To "lose your pen" is to "lose your virginity". To "borrow another's pen" is to "fuck them", in simple terms.

1. I got into bed last night and borrowed Emily's pen.
2. Felicia, guess what? I lost my pen to Bejan last night.

Pen by Felicia41728 July 29, 2008

pen 

It originated from the name of the male reproductive organ. It is the same shape and in some cases it is probably the size of yours if you are a guy reading this. Don't get fooled by pen and penis. Don't forget to put a space after pen when it is followed by the verb is, otherwise you would have spelt penis. See exemple below.

That pen is miniscular.

pen by French May 20, 2003

Pen 

A place to keep small farm animals, such as horses and goats in places such as a fare.

Look at that horse in the pen!

Pen by Thypenis February 17, 2010

Pen 

A instrument or device used for writing or coloring

I need my pen!

Pen by Rachel February 23, 2004