Betamales 

Men who are lower ranking in the social hierarchy and surrender their right to mate to alphamales, displaying their submission visually by widely opening their mouths and vocally through “yaaaaass!”

A flock of betamales congragates at a local Starbucks, as you can see, they’re on the hunt for soy

Betamales by Resicoi August 5, 2019

Betamarsed

Not being remotely bothered about a situation or persons word in rapid fashion.

Guy1 “Took my bird to that new Chinese restaurant last night”

Guy2 “Betamarsed”

Or

Guy1 “ Feeling pretty down today, my cat died yesterday”

Guy2 “ Bet I’m arsed at all mate”

Betamarsed by Betamarsed October 13, 2018

betamaxed 

When a technology is overtaken in the market by inferior but better marketed competition.

“Microsoft betamaxed Apple right out of the market”

betamaxed by Mudit January 31, 2005

BetaMale 

Someone who screws things up not because they have to, but because they like to. A person who has a limited ability to do harm, but will gladly do harm within the limits of their abilities. Someone who is weak.

BetaMales come from all walks of life and occupy many positions in society. The more clout or authority a BetaMale has, the more problems he causes.

BetaMale by IronMikey April 14, 2023

Betamaleben 

Homosexual little man who likes JWBB and little kids

kid 1LHey did you know BetaMaleBen is super gay?

Kid 2:Yeah I heard he likes JWBB.

Betamaleben by DragonCitytheseNuts June 1, 2022

Betacakes 

Similar to popular internet word usage such as "The cake is a lie" & "I want cake", Betacakes is an Online gaming term which refers to the Beta of said game.

Usual usage of "Betacakes" involves something half-trolling or trying to be funny. See example.

guy1: I can haz betacakes?
guy2: stfu noob

girl1: I want teh betacake
girl2: The betacake is a lie!

Betacakes by Poopy Mgee January 30, 2009