Top Definition
When the condensation from your pint glass causes the coaster to stick to the bottom when you pick it up, making it look like the Mad Hatter's hat.
Dude, your beer is mad-hatted.
by looneybinproductions July 18, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.