Masturbation friend 

Because you don't masturbate with normal friends... that would be weird

Yesterday I had a great evening with my masturbation friends

Masturbation friend by Jonhspyro December 22, 2019

masturbation fiend

An addict who is addicted to masturbation.

The chronic masturbation fiend masturbates to a photo of that handsome guy 3 times a day. The fiend uses lotion and other slippery substances to get off on his picture.

masturbation fiend by FDA unapproved April 14, 2010

friend masturbating at my house 

A fucking faggot masturbating at my house

My 'friend masturbating at my house' and lets me know

friend masturbating at my house by breadhasnotaste January 16, 2017

Friends with masturbation benefits 

A friend (usually female) on Facebook added solely for the purpose of masturbation.

After running out of suitable material, I resorted to looking at the pictures of my Friends with masturbation benefits on Facebook.

Friends with masturbation benefits by italianjob99 May 26, 2010