look up anything, like your first name:
12. Neckbeard
The hair on the back of ones neck. Usually connects to back hair. It is unknown as to whether or not the neckbeard is formed from the hair on the back or from the hair on the head. Neckbeards are easily controlled with regular and proper maintenance.
"Man, does that guy ever have a massive neckbeard!"

"I thought that it was a tattoo, but it turned out to be just a neckbeard."

Wes groomed his neckbeard before his big date.
neckbeard videos
1. neckbeard
1. (n) Facial hair that does not exist on the face, but instead on the neck. Almost never well groomed.

2. (n) Derogatory term for slovenly nerdy people who have no sense of hygene or grooming. Often related to hobbies such as card gaming, video gaming, anime, et. al.
If this party is full of f*cking neckbeards, I'm out. I've got better things to do than sit around with a bunch of unwashed nerds.
2. neckbeard
Talkative, self-important nerdy men (usually age 30 and up) who, through an inability to properly decode social cues, mistake others' strained tolerance of their blather for evidence of their own charm.
Stop being such a neckbeard.
3. neckbeard
Facial hair that extends underneath your chin and onto your neck.
I didn't shave for 2 weeks, and my neckbeard was itching something fierce!
by trashcanmoses Jan 3, 2004 add a video
4. Neckbeard
1) Facial hair that only grows undeneath the chin.

2) A synonym for a double chin , a neck that looks like a beard of flesh.
1) person 1: damn, that geek brother of mine has a horrible neckbeard. he can't even grow a real one.

2) person 2: yeah, he ate too much and grew a flesh neckbeard

person 1: he's guilty on both counts
5. Neckbeard
When facial hair grows on a manchild's neck but not on his face. Identifying said person as someone incapable of adult interaction or successful working relationships.
Meet my co-worker neckbeard. Don't stare, he gets self conscious about his inability to grow a mans beard.
6. Neckbeard
A byword used on HCRealms.com that best describes a gamer who has become an over excessive greed driven scalper/hoarder who is often known to make a 'living' selling toys and collectables on ebay from their parent's basement.
I've checked every store in the past 300miles for the new Toys R' Us exclusives, but they were all sold out!! Damn neckbearders!! Always jacking the goods forcing me to pay extra!
7. neckbeard
(v) - to hide in your room, lights off, blinds drawn, shying from society in order to play a video game. This is the stereotype for Dwarf Fortress players but the variety is getting bigger, with games including Minecraft, Warcraft, and Team Fortress 2.
Niall: Where did Ryan go? The party starts in an hour!
Patrick: He went to his room to play TF2. He wants to get a golden wrench.
Niall: He's not neckbearding hard enough to get one of those, and he's neckbearding pretty hard.
rss and gcal