Top Definition
someone who masturbates an awful lot.
Tom; where is Jim
Paddy; gone for another wank
Tom; he sure is a bat rat that is like his sixth today.
by Dellow June 20, 2005

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.

×