The ability to see a small object on the road and align your vehicle's tire just right so that it crushes the small object (like unopened/or opened beverage cans, and--if youre real deranged--small rodents like possums, squirrels, etc)

When you’re so tired your eyes are as small as a shrews!

A term for when you're so tired that you start making the bags under your eyes a fashion statement

When you play so many computer games that you can't stay awake