Top definition
A condition in which a person does, says, or thinks stupid things because he has just woken up and is not fully functional yet.
I accidentally put toothpaste on my washcloth because I was suffering from wake-up retardation.
by Mr. Sneakers September 21, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug