To want to neck

To want to neck is to wish to kill oneself (by hanging).

(Similar to "I want to die".)

Oh my god, I have four assignments this week and two presentations... It's causing me to want to neck!

Swing that neck

A ferocious blowjob

Damn, Stacey can swing that neck

Short neck

You know those type of people

Hey look at that guy I think he’s a short neck

thicc necking

When you're Tony the Tiger watching GameAttack while eating some flakes to make your neck fayyer

I'm over here thicc necking with Bolen and Greyson

neck getting heavy

when a nigga gets new jewelry on his neck enough for it to get heavy

ay tha nigga has on hella jewelry ik his neck getting heavy

when someone flexn they jus got new chains

neck checking

Using your hand to hit someone, usually a close friend, in the throat after they've thoroughly exhausted your patience. Most often used when someone won't shut up about a particular celebrity, person or event.

Friend 1 proceeds to rant about the tickets he just scored for the upcoming concert. Friend 2 karate checks him in the neck.
Friend 1: Gasping for air*
Friend 2: I'm neck checking you for your own good, bro, your own good.

Born-neck

A type of neck deformity, where you cannot see the persons neck.

Child: "Mom what is wrong with that person"
Mom: "My dear he was born like that"
Child: "Oh his got a born-neck"