Ninjality 

Proof of one being a ninja, or proof of ninjaness.
This can be done by a photo of you as a ninja(face cant be fully shown, and camra man must die), giving a piece of knolage known only by ninjas, or disapearing like a ninja.
Failure to prove ones Ninjality will resualt in death or the title of a wannabee ninja... which is equal to death... only a ninja may ask for proof of Ninjality....

{note} a Quazi Ninja may ask for proof of Ninjality as well

Ninja: do you have proof of Ninjality?
ninja wannabee: what ality?
Ninja: ~has now decapated wannabee~

Ninjality by Kuronin July 9, 2007

Niggality 

When you are really horny and feeling like ur going to bust a fat load you have a high niggality

Jaquan: Dude I’m so horny right now
Dequarius: Ya how much niggality do u have right now bro
Jaquan: Dude I have 100% niggality right now

Niggality by SexSlave123 February 16, 2019

Ninjavitis 

A condition marked by frequently startling people on accident, such as while walking up behind or beside them to say, "Hello." Most accurately described as pervasive accidental sidling.

Ninjavitis most commonly occurs among those who wear wrestling shoes, women with small feet, and the Japanese.

Person 1: (Casually walks up beside Person 2) Hey, man!
Person 2: Dude, you scared the crap outta me! It's like you've got ninjavitis.

See also: sidler, sidle

Ninjavitis by The Cruz October 19, 2010

Ninjavitus 

A rare disease that gives you the skills of a level 8 ninja master.

Ninjavitus symptoms may include friends and family dying from sudden and uncontrollable karate chops, and the urge to carry ninja stars.

Ninjavitus by Evan Salas March 27, 2007

Ninjanuity 

An idea, invention or action that surpasses ingenuity in a sneaky way.

Now that's what i call ninjanuity!

What a ninjenuous idea!

Ninjanuity by Joey Shithouse March 2, 2007

Ninjavited

Short for "Ninja Invited" (see Also "Ninja Invite")

A term in on-line gaming, especially World of Warcraft. It's the process of inviting someone to join your group (party, raid or guild) without politely asking them first.

"Sorry, Honey, as soon as I logged on I got Ninjavited to the raid"

"We need someone to dps, just ninja-vite someone from LFG"

Ninjavited by Laliho August 7, 2009

Ninjarito 

1) -verb
to take the last item left from somebody that is typically saved until the end because it is the best or most appetizing. Usually, this is most likely being the best chip in the bag, best cookie, juiciest bite of a sandwich, last sip of a drink, etc., but can be anything that is saved for the last

2) -noun
name for a person that commits the act above

Justin: "This last Dorito is going to be so, damn good."

*Anthony grabs the bag and eats the chip*

Mike: "SWOOP!"

Justin: "You ninjarito basterd!"

Mike: "You just got ninjaritoed!"

Ninjarito by lilkobes08 July 29, 2009