by Phat boy Nelson May 8, 2023

by HASHITRON September 3, 2016

A person who consistently acts like a dumbass but thinks of himself as a smartass. A certified Jackass may never be thankful, no matter how nice someone has been to him.
In other words, a Certified Jackass is someone who shows traits of a Jackass on a regular basis.
In other words, a Certified Jackass is someone who shows traits of a Jackass on a regular basis.
Person: I left you an a treat on your desk
Certified Jackass: Does that mean you are ass kissing me now?
Person: Great! So instead of thanking, you are going to be a Certified Jackass that you are!
Certified Jackass: Does that mean you are ass kissing me now?
Person: Great! So instead of thanking, you are going to be a Certified Jackass that you are!
by Smurf with Blue Eye Liner June 16, 2012

by philomela March 14, 2015

by Pieceofshit43 May 6, 2020

also known as Beast Attack Certified, shows even more beastliness than beast attack. pure awesomeness, this word is not to be used lightly.
by Chris Byington September 18, 2006

by Anonymous October 4, 2002
