Solo Sanchez
The act of mistakenly giving yourself a Dirty Sanchez.
Mike was really drunk and gave himself a Solo Sanchez.
Solo Sanchez
A Solo Sanchez is when your having sex or masturbating on your own and you put two fingers up your ass and swipe yourself a moustache.
God, i'm never seeing Billy again, he pulled a Solo Sanchez on me, what a weirdo.