The shit smear left on the back of the toilet seat. Commonly caused by explosive diarrhea or incorrectly positioning your asshole.
"At last year's company holiday party I got so drunk I accidentally left a grease shingle."
"I took this girl home from the bar last night, when I woke up she was gone...but the skank left me a grease shingle as a parting gift." #greaseshingle
"Donald Trump's hair looks like a grease shingle."
"Yo bro, quit being such a grease shingle."
"I took this girl home from the bar last night, when I woke up she was gone...but the skank left me a grease shingle as a parting gift." #greaseshingle
"Donald Trump's hair looks like a grease shingle."
"Yo bro, quit being such a grease shingle."
by M&TfromtheDeli June 28, 2016

by seanspratt February 7, 2020

by Definitioner3000 January 24, 2024

by Goober the goofy May 24, 2024

"Damn, we're gonna be late for class. Let me grease these yogurts real quick."
"I just greased the fuck out of that midterm. Shit was easy af."
"I just greased the fuck out of that midterm. Shit was easy af."
by LSGOE March 31, 2019

by LSDVoltagePCP June 4, 2017

"i pulled up to da crib
she gimme that deez nutz ball greasing sloppy sloppalicious till i goofed"
"charles, did you take your schizophrenia medication?"
"what?"
she gimme that deez nutz ball greasing sloppy sloppalicious till i goofed"
"charles, did you take your schizophrenia medication?"
"what?"
by wade_w_wilson August 13, 2024
