Butthead
I bet the expression you're thinking of is "hit the nail on the head" which has to do with striking a hammer against a nail perfectly on target. So the expression means to say something that really thoroughly answered the question. Maybe "hitting the rail on the head" is just a Mondegreen.See related question below for information about Mondegreens.
Pummel, strike.
hit
It basically means for the person it was directed at to leave. In the past roads were made of brick. So, "hit the bricks" is the same as saying "hit the road".
It means to run or to hit hard from getting away.
bump, conk
It means that you've gotten it exactly correct. Another way to say that would be "You've hit the nail on the head."
it means you hit your head XDF
It is to butt.
"Hit" is another name for it.
A blow to the head means the same as 'struck on the head' or 'hit on the head', usually with something heavy.
"To hit the head" is military slang for going to the restroom. It is also used in other contexts outside of the military to mean the same thing.
It's "to hit the NAIL on the head"It means that the person who you are speaking to agrees 100% EXACTLY what you are saying.
smh means: Shaking my head, hmu means: Hit me up.
It means he hit you in the head. probably playing around with you if your best friends or going out
Nothing. It's "hit the nail on the head," and it means you have said exactly what needed to be said, or pointed out exactly what the problem was.
It means your head isn't solid bone. It really means you have a skull that resonates as a result of your head shape, and sinus cavities in the front of your skull.