log smog 

A cloud of gasses that escape the anus by passing by a fat turd on the way out and retaining the essence of defecation. Also referred to as PPFs

The steamy cloud of rancid ass-gasses left in a bathroom after dropping a hearty dougan. See also log fog.

Don't breathe through your mouth, bro. You'll get a mad taste of that log smog.

log smog by Zero2None September 20, 2016

Smog Log 

A greasy turd.

Example:
"Dude, I ate so many Slim Jims. It was a whole Smog Log.

I took a fat Smog Log

Smog Log by JustaStoner January 13, 2020

smog on my log 

when your friend takes a bong rip and then gives you that nasty shnasty zucker-suck 9000 ushy gushy with the water works while blowing that sweet sweet smog out around the shaft of your mighty meat.

"dude did you see john last night? he was totally smogging on sammy's log"

ex.2: "would you like to smog on my log."

smog on my log by Xagrono povicidus December 8, 2022