A Certified demon is someone that exudes stereotypical "alpha/sigma" male behaviour or exudes behaviour that can be considered menacing or threatening in both a positive and negative connotation.
Person 1: "Did you see how Harold got the best grade on the test without even studying?"
Person 2: "Yeah he's a certified demon for that."
Person 2: "Yeah he's a certified demon for that."
by ShadowGoldGang January 18, 2022

by emberly stevens June 14, 2019

Girl: Ughhh exo kai is soooo hot <3
Guy: really? listen to this
Girl: *mortified*
Guy: Proof he sucks
Girl: WHY IS THIS FILE NAMED DEMON KAI??
Guy: *runs*
Guy: really? listen to this
Girl: *mortified*
Guy: Proof he sucks
Girl: WHY IS THIS FILE NAMED DEMON KAI??
Guy: *runs*
by Le Subaru August 22, 2017

the phenomenon that occurs after the use of a fuck tonne of oil in cooking, when the fiery demon created inside you by the oil bursts out of your arsehole in a pure steamy liquid explosion.
Wife: "Oh love, the bathroom fucking stinks, what the fuck happened in there?"
Husband: "it was your fucking cooking, I've been demon sharting everywhere!"
Wife: "clean that shit up" *literally*
Husband: "it was your fucking cooking, I've been demon sharting everywhere!"
Wife: "clean that shit up" *literally*
by chemistrynonce April 27, 2017

by graceberry567 December 6, 2022

The act of removing one's member mid, or post-coitus, while enduring sub-zero conditions; thus creating a steaming effect.
While Roger and his woman were getting it on in the snowbank last night she came face-to-face with the steamin' demon.
by anonymous4567895 March 6, 2013

by mxtpo September 19, 2018
