A feeling of extreem exhaustion. Often caused by challenging Peter to a game of Squash or Halo 4.
"I'm out of gas. Coach, take me out. I'm done" - Amin
by Sticky Balls April 27, 2013
lame, beat, worn out, over.
After Danny L. says he smokes banana peels, Phil C. says,"Danny, you're so out of gas."
by Nicky Ramone November 07, 2004