When you are so pissed at your brother and he calls on Thanksgiving to complain and thinks you give two shits so you give him an ear up your ass. —-anonymous
by Byebyekittie November 27, 2020

One of obesity's highest tiers. A symptom of fatness in which the ass and back merge into one, creating the appearance of an ass on the highest lumbar. Depending on the severity, the up-ass can reach higher levels on the vertebrae.
by gingersnap&chocolatechip March 17, 2024

by cheemsit May 15, 2021

Robert who passes GCSE'S but can't get it right in real life.
up my own ass is something Robert would say, and that's gay
up my own ass is something Robert would say, and that's gay
by sirbennito July 23, 2021

Online person: (has an egotistical or unnecessarily dismissive opinion)
Online person 2: Jesus Christ on a cracker, please stop it with your fucking thumb-up-the-ass opinion
Online person 2: Jesus Christ on a cracker, please stop it with your fucking thumb-up-the-ass opinion
by Dr. Ough June 21, 2024

One of the greatest insults in cinema history; Insult used by Scarface when he’s about to be chsinsawed.
by SiL3Nt J September 30, 2023

Jon : Oh my god I just went rocky moutain explored up Jenny ass and I loved it!!
Mark : Damn you're a lucky dude.
Rocky mountain exploring up my ass
Mark : Damn you're a lucky dude.
Rocky mountain exploring up my ass
by Saw-illydfss September 28, 2018
