when a gurl is on her monthly thing.
person: i cant go swimming tomorrow. im on my code red.
When yo' boy trying to f*** but she's on her period
Yo Jimmy why you out with your boys on Valentine's day? Damnit Tim, I'm on Code Red
When your girl is on her period, hence red.
Nick: Are you guys gonna smash tomorrow?
Joseph: Nah dude
Nick: Why bro?
Joseph: Code Red
Nick: Oh snap sucks bro.
When your girl or a girl is on her period.
Mike: how you and your girl doing?
Danny: we doing alright but she got a code red right now.
Mike: oh damn do you need a place to hide? you can crash here.
Code red is often used by girls to secretly tell their friend that they recently got their period.
Girl: "code red, got it last night. I hate my life"
Friend: "omg that sucks"
When someone moons you (exposed their ass) and separates their cheeks to show you their sphincter.
Not only did they moon me, they separated their cheeks resulting in a code red.
When someone says that they liked someone and began to date them because he felt the pressure that didn't exist and now he is so deep and the girl's parents expect a sign for homecoming and he doesn't know what to do.
Group leader it's a code kk and 3/4th k.