plural MRAs
: a men's rights activist
MRAs, or Men's Rights Activists, believe that men are being victimized by employment and family law, among other things.Jessica Reaves
The result is quite a lot of articles that don't attempt to make any distinction between incels and any of the other men's rights activist (MRA) groups that populate the dark recesses of the internet.Tim Squirrell

Word History

First Known Use

2008, in the meaning defined above

Time Traveler
The first known use of MRA was in 2008

Browse Nearby Words

Cite this Entry

“MRA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/MRA. Accessed 27 Aug. 2026.

Medical Definition

MRA

abbreviation
magnetic resonance angiogram; magnetic resonance angiography
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