Dictionary.com
Thesaurus.com

guardhouse lawyer

American  

noun

Military Slang.
  1. a person in military service, especially an inmate of a guardhouse or brig, who is or claims to be an authority on military law, regulations, and soldiers' rights.


Etymology

Origin of guardhouse lawyer

First recorded in 1925–30

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Owen soon proved himself an outspoken guardhouse lawyer.

From Time Magazine Archive