Oh-ies (AKA Ohies) (n.) 1. The first decade of a century.
September 11th of 2001, the wars in Iraq and the inauguration of President Barack Obama are several events that helped define the oh-ies.
Oh Hell Yeah! Use as you wish.
Are you from Texas? Oh Hell Yeah!
The process of saying "Oh yeah" in a VERY, VERY fast manner.
a: "Dude, didn't Perez collect the homework?"