Top Definition
To steal someones "coolness" or "awesomeness" by stealing one of their made up jokes or puns.
Marty told Joe a very funny joke back at the house, but when they arrived at the party, Joe then told everyone the joke and gave no credit whatsoever to Marty. Joe Castronized Marty!
by Elmo50588 April 28, 2011

Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×