the term started as "daily regiment" commonly used between bros , but due to laziness it can also be called "rei", "regitary" and usually elongated in speech ex. reeiiiiiiiii or reggiieee. this term can also be shouted randomly throughout the day at random people.
v. Dude, I've made some serious regie; Bro let's make regie
n. I listened to the new Blithe Field album and it was totally regie!