slang An agent of the US Federal Bureau of Investigation. The term is based on its initialism, "FBI." If the feebees find about our scam, we'll do jail time for sure!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
feebyand feebee (ˈfibi)
n. the FBI, the Federal Bureau of Investigation. The locals were going to call in the feebies, but the DA said to wait.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.