Doik = noun.
Derived from the work doi. (the essence of everything)
It is the place in question you are or where somebody else is.
It can also be the object that is in use by someone or the object desired by someone.
Scott: Come over to my doik tonight for some drinks!
Joel: Actually, I'm already having people over to my doik tonight so YOU come to MY doik!
Also, in the context of an object:
"Pass me that doik!" - of you are holding a pen than you know that pen has been replaced with the noun doik.