Law Having the nature of, relating to, or concerning a felony: felonious intent. (adjective)
Archaic Evil; wicked.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "felonious" in a sentence
"The latest news from the ‘undisclosed location’ is that George was a difficult student and that by beginning of the second term, Dick was not allowed to call all of the shots, just the ones that do not implicate Dick in felonious behavior, like suborning perjury, conspiracy to defraud, and actions that bring the government into a disreputable reputation in regards to following the law."
"I think there should be a criminal charge called felonious philandering."
"But when the same crimes are committed against citizens, it is called felonious assault."