Top definition
When a person sits on their computer chair for such a long time their butt actually becomes flat. On rare occasions it may become numb.
At the age of 16 Bob was diagnosed with computer butt, thankfully he got a fluffy new chair and he will live.
by Toasty-Yum-Yums August 31, 2007
Get the mug
Get a computer butt mug for your brother-in-law Callisto.

Available Domains :D