sperm competition

The theory that the sperm from two or more males will compete with each other inside a females reproductive tract to fertilize her egg.

Sperm competition should insure that only the most virile of males father offspring.

sperm competition by Dancerooster August 25, 2020

Completionist 

Someone who, when playing a video game, has to collect all of a certain item, or complete something in the game 100%.

Only a completionist would collect all of the flags in Assassin's Creed.

Completionist by Cobbbler May 1, 2010

Competition psychosis

An altered state experienced by participants and/or fans of a sporting event which render them incapable or rational thought. It can occur before, during, and after the event. Face painting and conspiracy theories are all examples of people experiencing competition psychosis.

Dude 1: Can't believe how those refs were cheating my boys.

Dude 2: They lost by 40.

Dude 1: The refs hated us.

Dude 2: You got a bad case of competition psychosis if you believe the refs were the reason for that ass kicking.

Competition psychosis by DDJudge December 18, 2012

competitional 

To be competitive and not know the correct word to define it.

Sorry to get so serious during the game, I'm just really competitional.

competitional by Go Tampa Bay Buccs February 25, 2011

Completionist 

An individual who frequently strives to have a complete set of something, regardless of whether or not the individual pieces have any importance or value.

Boy: I've almost caught every single Pokémon!
Girl: Aren't there like 700 something now? You can't possibly raise them all.
Boy: Yeah, but I HAVE to catch them all!
Girl: Ugh, you're such a Completionist!

Completionist by AkuKnives October 13, 2014

Completionist 

A person who feels compelled to attain every possible acheivement in whatever video game they play.

I got bored with this game ages ago but I'm a bit of a completionist, so I'm playing it on a harder difficulty level

Completionist by AIDSLOL October 21, 2010

completionism

An overwhleming urge to find every collectible of a set or complet a game to 100%. Often associated with being a completionist.

My completionism led me to find every flag in Assasin's Creed

completionism by Catdrewz July 3, 2016