look up any word, like cleveland steamer:
 
1.
Spoken by southern farmers, and northern southern farmer wannabes, this term is used to show approval of something. It is a synonym for yes, or O.K. Also can be accompanied with a fake (or authentic) southern accent.
Will you come here please?

Yeer. Give me a second.
by thomas trapp January 11, 2009
 
2.
Word of multiple uses: can be a verb, adjective, adverb, or expletive. Simply by changing the inflection, tense, or subject of the sentence it can alter the meaning of the word.
My boss was so pissed about my being late, he yeered the shit out of me.

I fucking yeered all of them because my presentation was awesome.

I got yeered in taxes this year.

Yeeeeer mother Fu&^$#*

Yeeeeer?
by MikeGrules October 18, 2010
 
3.
short for, "YES i want BEER!"
Jeff: D.W.eer(do you want beer)
jim: Y.eer
by jeffizzle October 16, 2005