by Troy Chrisman June 1, 2007

by ilovedigestives July 4, 2011

Man, I was foolin around with that girl for like 2 hours but I never got off so I got a head ache AND blue balls.
by Randy Dick January 12, 2009

A head ache is a hidden word for masturbating or an excuse for someone not to enter your room when you are masturbating.
by Pedabear November 8, 2009

by STAdefZeph November 2, 2010

When your brain starts to ache due to stress on your eyes.
If you try look at the back of your neck for about 15 seconds you will experience one.
They are fucking annoying.
If you try look at the back of your neck for about 15 seconds you will experience one.
They are fucking annoying.
Thought: Hey what's that lump on the back of my neck? I'll just check
15 seconds later
Brain Ache! Fuck that feels annoying!
15 seconds later
Brain Ache! Fuck that feels annoying!
by RoadkillSkip August 22, 2009

by George Peacock September 14, 2009
