| Message in a bottle, maybe | 26 |
| Message from Uncle Sam | 22 |
| Message from the tower | 22 |
| Message from the Titanic | 24 |
| Message from the teacher | 24 |
| Message from the heart? | 23 |
| Message from the captain? | 25 |
| Message from the boss, maybe | 28 |
| Message from police HQ | 22 |
| Message from our sponsor | 24 |
| Message from M.L.K. Jr. | 23 |
| Message from cyberspace | 23 |
| Message from a sponsor | 22 |
| Message from a smartphone | 25 |
| Message from a sitcom sponsor | 29 |
| Message for a pen pal? | 22 |
| Message containing junk? | 24 |
| Message container, maybe | 24 |
| Message carrier at Hogwarts | 27 |
| Message board annoyance | 23 |
| Message board activity | 22 |
| Mess workers, for short | 23 |
| Mess with someone's hair | 28 |
| Mess up, as power cords | 23 |
| Mess up, as a punch line | 24 |
| Mess up, as a new shoe | 22 |
| Mess up one's lines | 23 |
| Mess up in the bee, say | 23 |
| Mess up Bond's martini? | 27 |
| Mess up at a critical moment | 28 |
| Mess up a good opportunity | 26 |
| Mess under a desk, maybe | 24 |
| Mess or press follower | 22 |
| Mess or music follower | 22 |
| Mess hall drudges, briefly | 26 |
| Mess behind a computer | 22 |
| Mesquite or mimosa, e.g. | 24 |
| Mesozoic and Victorian | 22 |
| Mesozoic and Paleozoic | 22 |
| Mesopotamian's Urfa | 23 |
| Mesopotamian savings plan? | 26 |
| Mesopotamia's place | 23 |
| Mesopotamia's land | 22 |
| Mesopotamia border river | 24 |
| Mesmer's spiritlike force | 29 |
| Meshlike curtain fabric | 23 |
| Meshed foundation in lace | 25 |
| Meshech prince, in the Bible | 28 |
| Mescaline-yielding cactus | 25 |
| Mescal or prickly pear | 22 |
| Mesabi Range excavation | 23 |
| Mesa's state: Abbr. | 23 |
| Mesa _____ National Park | 24 |
| Mesa ___ National Park, CO | 26 |
| Mesa ___ National Park | 22 |
| Mesa dwellers of Arizona | 24 |
| Mes después de la Navidad | 28 |
| Meryl won one in '81 | 24 |
| Meryl who played Julia Child | 28 |
| Meryl Streep, circa 1974 | 24 |
| Meryl Streep's first film | 29 |
| Meryl Streep's alma mater | 29 |
| Meryl Streep title role | 23 |
| Meryl Streep thriller of 1982 | 29 |
| Meryl Streep Oscar film | 23 |
| Meryl Streep film: 1985 | 23 |
| Meryl Streep film: 1982 | 23 |
| Meryl Streep film of 1992 | 25 |
| Meryl Streep alma mater | 23 |
| Meryl of "Doubt" | 26 |
| Meryl from Summit, N.J. | 23 |
| Merry-go-round, for one | 23 |
| Merry-go-round music, e.g. | 26 |
| Merry, to a Euskara speaker | 27 |
| Merry ___ (strapless corset) | 28 |
| Merry __ (Honolulu bay) | 23 |
| Merry Widow composer | 23 |
| Merry sound of the season | 25 |
| Merry Pranksters' vehicle | 29 |
| Merry Pranksters member Ken | 27 |
| Merry Pranksters leader Ken | 27 |
| Merry old king of rhyme | 23 |
| Merry Marseilles month | 22 |
| Merry creatures of myth | 23 |
| Merrimac's ironclad foe | 27 |
| Merrill of 'Desk Set' | 29 |
| Merrill Lynch employee, e.g. | 28 |
| Merrill Lynch bull, for one | 27 |
| Merrill and Milnes, e.g. | 24 |
| Merrie Melodies regular | 23 |
| Merrie Melodies mainstay | 24 |
| Merman of Broadway fame | 23 |
| Mermaid, Moocher and Mouse | 26 |
| Mermaid voiced by Jodi Benson | 29 |
| Merlot-maker's trade | 24 |
| Merlot, Médoc, etc. | 22 |
| Merlin's stock-in-trade | 27 |
| Merlin's furnishing | 23 |
| Merlin's expertise? | 23 |
| Merlin ___, sportscaster | 24 |