mustachurbate

(verb), mustachurbated, mustachurbating
1: To masturbate with hair covering your face, particularly in the shape of a mustache

2: The act of masturbating onto a mustache

3: To masturbate while receiving head from someone with a mustache

I forgot to put a hair-tie in when I wanted to fap, so my hair covered my face and I had to mustachurbate.