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6.
A post that makes up part of a fence.

What, you didn't know that?
Hey, what's that post that mkaes up part of that fence?

That's a fence post, dumbass.
by MuzlFlash August 22, 2003
 
1.
Used as a word for Vicodin. Also can be said as just "Posts"
When you don't want to chance "The Man" hearing a drug deal.
Hey Roger, I just got a call from Pat,he's got 100 fence posts....5s for 2 bucks.
by phat dave August 18, 2007
 
2.
Used as a word for Vicodin. Also can be said as just "Posts"
When you don't want to chance "The Man" hearing a drug deal.
Hey Roger, I just got a call from Pat,he's got 100 fence posts....5s for 2 bucks.
by phat dave August 18, 2007
 
3.
In the south, it is a slang term used for a 24oz beer.
Let's knock down a few fence posts before we head to the bar.
by Club 333 February 23, 2005
 
4.
Euphemism for being physically assaulted.
A: What happened to you?

B: I got hit by a fence post.
by Velosarapture July 21, 2014
 
5.
A farewell address; goodbye, farewell, see you later, etc.
"See you tomorrow!"
"Fencepost!"
by Shannon February 08, 2004
 
7.
Someone that is hard headed and will argue for no good reason.
Dan argues with anyone... he is a fence post.
by LongStation May 20, 2008