What is the meaning of Kay?

Clipping of okay.

The name of the Latin-script letter K/k.

A kilometer.

A thousand of some unit (from kilo-).

Dated form of cay.

his

fish

Used to mark oblique cases of personal nouns

because

house

quail

key (small island)

his; her; its

their

by him; by her; by it

of him; of her; of it

by them

of them

how

when

when

when

when

and

Alternative form of keye (key)

to eat

fish

because

street

fog, mist

this

being, essence

this

to be

to exist

An auxiliary verb

Used to mark oblique cases of personal nouns

how

second-person singular imperative of kaymak

Source: wiktionary.org