Neck beard

One who is overtantly sexual mainly towards Asian women but in some cases white women typically also has bad hygiene and still lives with their parents in the basement playing video games all day everyday

He is such a “Neck beard”

by Kid lover69 October 26, 2020

sausage beard

Pubes

Hey, wanna see my sausage beard?

by BOINK!!! October 10, 2016

race beard

A token BIPoc person you are friends with so you don't appear racist.

See also: queer beard

"We need more diversity in our friend group. Shall we invite Steve?"
"Steve? Oh, you mean the black Steve!"
" Dudes, Steve knows you're using him as a race beard, eh."

by secretuser420 May 7, 2022

Bearded Samurai

Using your penis to "split" open a hairy vagina prior to intercourse, usually first thing in the morning.

I woke up before her, rolled her over and gave her the ol' Bearded Samurai before she knew what hit her.

by DJ Drano July 25, 2011

Beard boner

When a man’s beard sticks straight out instead of laying flat.

I must’ve slept wrong. I woke up with beard boner.

by KrallTheWarriorKing July 7, 2022

beard pull

The act of one with a beard longer than 2 inches grouping many hairs on their face with one hand and pulling downwards, showing the length of their beard. Usually done in a flirtatious manner but could also be used to deter one from asking too much.

'Bro, Joe just did a beard pull, he either likes this chick or she said he was wrong about something so he needs to bide time."

by TommySalam7 June 7, 2023

Green Beard Altruism

Greenbeard altruism is a fascinating concept in evolutionary biology that attempts to explain the evolution of altruistic behavior. It proposes that a single gene (or a set of tightly linked genes) can be responsible for three distinct traits: a noticeable signal or "tag" (like a green beard), recognition of that signal in others, and altruistic behavior directed towards those with the same signal. This allows individuals to selectively cooperate with others who share the same gene, even if they are not related. 1 While the "green beard" example is hypothetical, there are real-world examples of this phenomenon in various organisms, highlighting the potential for cooperation to arise through mechanisms beyond kin selection.

Green beard altruism, while theoretically possible, is rarely observed in nature due to the complex requirements of a single gene controlling the signal, recognition, and altruistic behavior.

by The Counterintuitive Words February 10, 2025