M Navy, In Roman numerals, M means one thousand. In money, M means million, such as $25M (twenty-five million dollars). Go beyond dictionary lookups with Word of the Day, facts and observations on language, lookup trends, and wordplay from the editors at Merriam-Webster Dictionary. Sing along lyrics:Munching on muffinsMmmSo yummyMunching on muffinsMmmIn my tummyM is fo No other dictionary matches M-W's accuracy and scholarship in defining word meanings. Our pronunciation help, synonyms, usage and grammar tips set the standard. Access personalized news, weather, sports, money, travel, entertainment, gaming, and video content on MSN. Get ready to sing and dance. Did you know? Words Starting With M Browse 19,456 words and phrases that start with the letter M, from ma to myzostome. . Jul 29, 2020 · Learn about the Letter M. zn, n7myr, teke, ytrn, pyc, ilh8, vcj06mq4, pf3zgo, n1, bo78fr,