KM is a post-nominal used by Knights of Malta. Individuals with this title have been knighted, thereby holding membership in the Sovereign Military Order of Malta, the world's oldest surviving chivalric order.
Wow! The new physician's office is owned by Robert O’Connell, MD, KM. He's a Doctor of Medicine and Knight of Malta!
by ModernAristocrat November 19, 2017

KM is a post-nominal used by Knights of Malta. Individuals with this title have been knighted, thereby holding membership in the Sovereign Military Order of Malta, the world's oldest surviving chilvalric order.
Wow! The new physician's office is owned by Robert Smith, MD, KM. He's a Doctor of Medicine and Knight of Malta!
by ModernAristocrat April 20, 2018

by KM January 08, 2005

Means Kill Me or Kill Myself because you want to die or you just saw some cancer posts on social media.
by Apollo Sanos May 22, 2016

Kid's Mother. A term used for the mother of one's child who deserves more respect than to be called a "baby momma".
by TheRonnieC April 18, 2013

People who associate with the nickname/initials KM are people you should definitely keep around forever. They are loyal, hilarious, compassionate and kind. They r very odd people but when you break past that mysterious, scary persona they put on, you find out that they are infact even more odd on the inside. but tjats okay cause KM's, no matter how odd, will be the best people to ever walk on Earth. SHOUT OUT TO ALL MY KMS OUT THERE U REAL ONES FR
by realgorillabusiness April 16, 2023
