ignorance of the law is no excuse

ignorance of the law is no excuse

proverb Someone cannot use their lack of knowledge as an excuse for doing something wrong or illegal. A: "Officer, I had no idea there was a curfew around here." B: "Well, ignorance of the law is no excuse."

See also: excuse, ignorance, law, no, of

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.