bad guy

noun

1
informal : the villain in a story : baddie
played the bad guy in the movie
2
informal : someone who is likened to the villain in a story: such as
a
: a criminal
Designed to keep guns out of the hands of bad guys and children …Popular Science
b
: a military enemy
… a decision that owes more to parochial conflicts within the Armed Forces than to doing the best job of surveilling bad guys.Stuart F. Brown
c
: someone who deserves to be blamed or criticized for causing a bad situation
Meanwhile, it's the environmentalists who are now portrayed as the bad guys, hiring lots of lawyers, consorting with congressmen …Eric Alterman
d
: a person who treats other people harshly or strictly : a person who says or does unpopular things
As a coach sometimes you have to be the bad guy.Ed Jovanovski, quoted in Sports Illustrated
Parenting isn't just about having beautiful kids and being busy. It's about dealing with problems, and your success as a parent depends on your willingness to be the bad guy. If you aren't willing to be the bad guy, you shouldn't be a parent.Roy Bragg

Examples of bad guy in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But Nus is a bad guy through and through. Richard Edwards, Space.com, 13 Feb. 2026 The same goes for the long-suffering wife who has finally had it with her detective husband’s obsession over catching bad guys. David Fear, Rolling Stone, 13 Feb. 2026 His live-wire performance, seemingly inspired by numerous previous screen depictions of psychopathic bad guys, infuses the proceedings with welcome kinetic energy. Frank Scheck, HollywoodReporter, 11 Feb. 2026 And Nik's not a bad guy, either. Danielle Parker, CBS News, 27 Jan. 2026 See All Example Sentences for bad guy

Word History

First Known Use

1914, in the meaning defined at sense 1

Time Traveler
The first known use of bad guy was in 1914

Browse Nearby Words

Cite this Entry

“Bad guy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bad%20guy. Accessed 16 Feb. 2026.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster