Rest your neck!
Although it originated in the jail system as a term used when an inmate performed oral and also used as an insult to ones sexuality its no longer used in that way. Now it means to chill out,relax,be easy,kick rocks basically shut the F**K UP!!!rest your neck
Saying that originated from the prison system.It means to rest your neck before your about to give oral sex to a man.But people today use it as a insult similar to fag/homo.
Example:
You need to rest your neck!
You need to rest your neck!