futurbate 

The act of stimulating oneself to the point of orgasm whilst imagining the future, mature appearance of an unfortunately under-aged hottie.

Why should I have to wait 3 years to masturbate to an 18 year old Selena Gomez when I can futurbate to her right now?

futurbate by Time Traveling Masturbator March 18, 2011

flaturbate 

To fart while masturbating.

Last night I flaturbated and it ruined my good time.

flaturbate by K@ E. June 20, 2007

fasturbate 

1) the act of masturbating when in a hurry

2) masturbation under time-restrictions

my parents were coming home soon so I had to fasturbate

fasturbate by Chris "KMoney" Mason December 2, 2005

Fiterbate 

To add to your Fitbit steps via the act, actual or simulated, of masturbation

Dude, I have to go fiterbate for those last 200 steps.

Fiterbate by Redz9269 June 3, 2016

fraturbate 

the act of masturbating while drinking a low quality beer and wearing a backwards hat.

Tim fraturbated all day yesterday in the Pike house.

fraturbate by MEATDONKEE April 29, 2010

frusturbate 

When a person is frustrated because of events of the day, he/she frusturbates to relieve themselves.

My friend Devin frusturbates because he has no girlfriend.

frusturbate by The Shiz December 12, 2003

fapturbate 

Jerkin off.

Austin's sister is really hot. I'm going to fapturbate to her.

fapturbate by BFFN July 11, 2009