Some Old Mother Fucker. Coined by Aerosmith's Steven Tyler. Check out some teeshirts of his circa 1993.
You're SOMF.
by Commonwealth1325 October 19, 2003

Story Of My Life. Something you hear, or see that always happens to you either good or bad. Typically, people use it as a way to agree with someone else's story that they can relate to.
by meiknafla June 14, 2010

Somf is an acronym for Sit On My Face and express the willingness of having the ass of the person this is told to, right on your face.
by lollalellalellala June 4, 2020

by J.E.D. October 14, 2020
