Top Definition
Someone who acts like they know everything, but when tested, it is shown they do not.
Jim always acted like a mannertink in class, but when the teacher called on him, he always drew a blank.
by etannggg July 19, 2009
6 Words related to Mannertink

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.

×