Definitions by Geefar

NK 

Natural Killer

Every human being is a Natural Killer

Many reasons, among which 1 is ,
Every human being is having NK cells in them,

Natural killer cells ,these kills some foreign antigens ,our own infected cells.

Same goes fa humans

situation demands dude to change,

Well uh I am NK not Natural killer or NK cells

Frankly I am NK

My name and surname starts with N and K
Hence I am NK.

NK by Geefar December 9, 2021