Top Definition
When a customer or client doesn't have their act together, thereby creating a headache and more work for you.
You just made a big sale, why are you all bitter?

The time I spent getting him to finally figure out what he wanted was ridiculous. That clustermer was way more trouble than he was worth.
by 11DMH69 July 20, 2010

Free Daily Email

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

Emails are sent from We'll never spam you.