Drum Core 

You're spelling it wrong rookie.
See drum corps or drum and bugle corps

(texting conversation)
person 1: Hey
person 2: Hey wassup?
person 1: I wanted to tell you I think it's really cool that you've done drum core (:
person 2: What the fuck are you smiling about you little whore and I swear to god if you ever miss spell drum corps again I will rip your throat out you fucking abortion.

Drum Core by EuphoniumNerd July 12, 2013

High school drum core 

Possibly the worst thing of all time. It is notorious for people and teachers in it thinking that marching band can change the world and that the music that we play can inspire to do things.

Guy 1: I'm in the Stephen f. Austin high school drum core and I love it!

Guy 2: dude, clam down, it's just band.

High school drum core by Le stanky January 21, 2012