1 definition by Liza Watson

Top Definition
Something that is very unpleasant, dirty or smelly. It is the next level up from minging
Hair that hasn't been washed for a week would be classed as grebby.
by Liza Watson January 14, 2008

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.