Mmm's with 3 or more m's

How normal people say m and m's but instead of it being mnm's or m&m's or anything else it is mmm's with 3 or more m's.

Person 1: "Hey these m&m's are good. I really like the blue ones."

Person 2: "It is actually pronounced mmm's with 3 or more m's."

Person 1: "Alright then these mmm's are really good then."