Definition 1: The main character in The world ends with you
Definition 2. Someone who is really really emo
For Definition 1. Neku is my favorite character in The World Ends With You!

For Definition 2.
Person 1: I'm so depressed...
Person 2: Oh come on, don't be such a Neku.
by BobDogChan January 21, 2009
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A term used to describe someone, preferably a young bilingual Asian male, as an anime-loving weeaboo. People who are known as "nekus" tend to be very hypocritical in nature. They are associated with the popular Nintendo game, "The World Ends With You."
Person 1: Ugh! I rather suicide from my death brother!
Person 2: What the heck, dude?! Don't be such a neku!
by Acyrtic July 6, 2018
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Wow, that Neku just lag switched me.
by No Oneoooo August 13, 2011
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1. Someone who becomes a reclusive, emo angstbucket with the belief that every human being is terrible following a past relationship trauma; especially a death. All friendships and other relationships thenceforth are extremely strained and unstable, causing most people to wonder why the heck they even hang out with them in the first place.

2. Someone who is unable to forgive someone and/or others due to multiple instances of deceit and broken trust in a relationship, however continues to trust said person/people regardless.

Derived from the main character of the video game The World Ends With You, Neku Sakuraba.
"It’s like he has a Neku Complex or something."
by 【デル】 Del. May 9, 2014
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Neku Luck is a term associated with people that have really bad luck when it comes to pretty much everything.
Dude 1:"Oh damn, have you seen that guy? He has Neku Luck!"
Dude 2:"Ouch, i kinda feel bad for him"
by Bruuuuuuuhhhhhh November 18, 2017
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