NACKBOY 

A boy who has an ability to do everything in a nack. Very smart and intelligent

He's a nackboy

NACKBOY by NACKBOY November 22, 2021

neckboy 

A boy that is incapable of moving his neck by choice, and in turn looks ridiculous when talking with others

Look at that guy, what a neckboy, someone should tell him he needs to move his neck like a normal person

neckboy by normalneck November 25, 2013

Neckboy 

A cynthis or teriti who are being annoying or kekekeing for no reason

"You look like your neck you neckboy" so then they all look in confusion knowing fiasco is the goat

Neckboy by Fiasco94 May 10, 2019