| Term | Kanji | Description |
| Mae Geri | 前蹴り | Front Kick - 2 Variants Keage (蹴上げ) and Kekomi (蹴込) |
| Maezato Ranpo | 真栄里蘭芳 | Early karateka often associated with Iwa. (1838-1904) |
| Maikarazao | 米唐棹 | Rice Flail - A long pole with a multi piece attachment |
| Makabe Choken | 真壁朝顕 | Ryukyuan lord and early Te pioneer. (1785-1825) |
| Makiage Kigu | 巻下器 | Wrist Roller |
| Makibishi | 撒き菱 | A type of caltrop used by Samurai |
| Makiwara | 巻藁 | Straw hitting post |
| Manji Sai | 卍釵 | Dual pointed Sai, with one yoko reversed |
| Manji Uke | 卍受け | Manji (卍) block, one hand up one hand down |
| Matayoshi Seitoku | 又吉清徳 | Student of Tamaki Juei, kobudo genius (1941-2021) |
| Matayoshi Shinko | 又吉眞光 | Legendary Kobudo pioneer (1888-1947) |
| Matayoshi Shinpo | 又吉眞豊 | Founder of Matayoshi Kobudo (1921-1997) |
| Matsubayashi ryu | 松林流 | Small Forest (Matsubayashi) style - Founded by Nagamine in 1947 |
| Matsumora Kosaku | 松茂良興作 | Tomari Te Pioneer and significant contributor (1829-1898) |
| Matsumura Sokon | 松村宗棍 | Bushi, aka Kiyo Sokon (嘉陽宗棍), Jigenryu/Te Master (1809-1899) |
| Mawashi Geri | 回り蹴り | Around Kick (Roundhouse Kick) |
| Maya Dachii | 猫立ち | Cat Stance |
| Mee Giri | 前蹴り | Front Kick |
| Meibukan | 明武舘 | School of the Warrior Mei - Founded in 1952 by Yagi Meitoku |
| Meikyo | 明鏡 | Kata: Brilliant Mirror. Itosu version 第一/第二/第三) |
| Mensoree | めんそーれー | Welcome (typically heard in Okinawa) |
| Mikazuki Geri | 三日月蹴り | Inside to Outside Crescent Kick |
| Mimikun | 耳棍 | Ear high staff, typically between 4-5 shaku (ft) |
| Miyagi Chojun | 宮城長順 | Founder of Gojuryu Karate. (1888-1953) |
| Miyagi Kei | 宮城敬 | Son of Miyagi Chojun and Soke of Gojuryu (1919-2008) |
| Mokuroku | 目録 | List or Catalog |
| Morotenukite | 諸手貫手 | Double spear hand technique found in Seisan |
| Motobu Choki | 本部朝基 | Karate pioneer, greatly contributed to modern karate (1870-1944) |
| Motobu Choyu | 本部朝勇 | Early Influential Karate Pioneer (1857-1928) |
| Muchi Geri | 鞭蹴り | Whipping Kick (similar to Mae Geri with reverse chamber) |
| Muge | 馬轡 | A small flail made from a horse bridle |
| Musubi Dachi | 結立ち | Closed Stance (Heels together, toes out in a V shape) |
