In 21 savage's song 'bank account' he uses the phase 'M's in my bank account'which is short for millions in my bank account. Infering that he is a millionare and has $8,000,000 in his bank account

M's is how many millions of dollars you got in your bank account

Person 1: "I got 5 M's in my bank account"
Person 2: "Shut up we all know you work at McDonald's part-time...

Yummy circular chocolate sweets with different colors. Can be considered one of humans kind greatest inventions (with ninjas)

M&M, a chocolate candy covered in a hard layer of an artificial color. Can come with a peanut center, or a simple chocolate center.

emotioncon standing for rocking out/headbanging

Michaila&marshawn...the first letter of each name...Michaila and marshawn went out, then broke up...Michaila still likes marshawn, but doesn't know if he still likes her

smiley symbolizing one who appreciates or is listening to rock music