by steven algren December 28, 2008

A person or friend, outside an entity to secretly move money or launder money making it appear to have earned money legally.
He persuaded friends outside the company to act as “rat holes”, handing them stakes in each new issue, which would belong to that person on paper, but which, in fact, would be originator's money and originator’s stake.
by unirobber April 23, 2018

by suhockey13 September 05, 2008

by 10532067 October 24, 2011

a person who is being extremely annoying. It is a combination of the words rat and asshole. It can be used in anger or towards a friend in a joking matter.
by ultimate rat February 26, 2020

To digress in an extensive way. To divert the conversation to a topic that is not only unrelated to the topic at hand, but a topic that will likely have no immediate resolution either.
by The Colonel July 18, 2003

Made famous by the TWIT podcast Macbreak Weekly, a rat hole is when a discussion follows a constant tangent and ends up with a topic that has nothing to do with the original discussion.
by Steven Legault January 21, 2008
