Top definition
The self-conscious mind of your penis that becomes erect, makes you incredibly uncomfortable, and floods your mind with nasty thoughts of masturbation to make the erection disappear.
Sally: Do you debate on whether to masturbate or not?
John: i dont even debate
John: i was just like eff no, get away from me you penis demon
by ashin999 October 03, 2011
Get the mug
Get a penis demon mug for your friend Beatrix.
(n) One who abuses their penis-taking privileges for the advancement of their own well being.
Stay away from her - She's a penis demon.
by Penisdemon February 25, 2017
Get the mug
Get a Penis Demon mug for your mate Rihanna.