Stands for "consensual non-monogamy", a form of relationship in which an individual is attached romantically or sexually with one of more partner with the knowledge and consent from the rest.
We are in a CNM: we're married, but we go to sex parties to fuck and have fun with other people. It's a blast.
Columbian neck-tie mafia. In syrcause new york cnm was down with all the bloods then when budha and big rob got arrested blood wanna bes n or even true bloods were acten pussy with no leaders. CNM is now the tuffest mother fuckers in syracuse made up of mostly hispanics