Masterflexing 

The act of masturbating and taking a dump at the same time

I was masterflexing all over her before.

Masterflexing by Dethmaskxdivine March 20, 2011

masturflixing 

The act of watching netflix while giving yourself orgasms.

I was supposed to go to grandmas funeral, but instead I spent the day masturflixing.

masturflixing by Takotuesday July 2, 2014