Top Definition
The art of inserting one's penis into the beverage of a friend or acquaintance if they leave a room and their drink unattended at any stage. Usually perpetrated for comedic purposes.
John: Thomas just went to the bathroom there and the idiot left his pint behind. Mickey Dip?

Peter: Of course, in for a penny in for a pound, that arsehole deserves a knob in his drink.
by ss77 April 25, 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.

×