(verb) to calculate which option is better or true.
Eminem's WHITE AMERICA: "Let's do the math, If I was black I would've sold half".
(noun) A traditional Christmas song. The drummer boy had no gift for the baby Jesus, so instead he played "pa-rom-pop-pom-pom" on his drum.
Drumma boyz!
Used to express dismissal or annoyance.
That sucks! I lost all my fuckin' money.