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8.
noun: conveys annoyance (with someone) as in:

"I've got the needle with Steve" = "I'm really annoyed with Steve"

OR

"Steve's given me the needle" = "Steve's really annoyed me"

Alternatively: "I've got a bone to pick with you = "You've given me the needle (about something); "You've given me the needle = "You've given me the hump (, I don't want to talk to you, now piss off!)
Example:
"I've got the right needle with Geoff. He's only gawn (=gone) 'n' scratched the paintwork on my old man's Merc."
by Ja-' Chri-' UK April 17, 2006
 
9.
1. (n.) One who for no reason at all utters the phrase G-g-g-g Unit in the middle of a conversation that has nothing to do with the rap group.

2. (n.) One who has a very small penis
Needle #1: Yo Dawg. Where u headin' fur lunch.
Needle #2: Prolly Mickie D's. I'm lovin it.
Needle#1: Aight G. Ill be there 4 shizzle. G-g-g-g UUUnitt.
by Mike December 29, 2003