The noun form of the word obnoxious. Therefore it is an obnoxious person.

adj.

1. Shortened root of its whole form, 'obnoxious', meaning very annoying or objectionable; offensive or odious:

(v.) To annoy. (the verb form of obnoxious)

One who is obnoxiously drunk

annoyed; Variation of obnoxious; most commonly used by high school girls from Orange County.

Annoyingly uncontrolled behavior and the general sense of 'I-don't-care-what-anyone-thinks' that is often accompanied by excessive alcohol consumption. Priceless when combined with nudity.

A fusion of the words boxing and obnoxious. When people compete to be the champion of obnoxious. Often occuring at parties where drugs and alcohol are present. These people are often loud, overbearing and annoying, though these traits are not a required.