What is the meaning of Hey?

An exclamation to get attention.

A protest or reprimand.

An expression of surprise.

An informal greeting, similar to hi.

A request for repetition or explanation; an expression of confusion.

Used as a tag question, to emphasise what goes before or to request that the listener express an opinion about what has been said.

A meaningless beat marker or extra, filler syllable in song lyrics.

A choreographic figure in which three or more dancers weave between one another, passing by left and right shoulder alternately.

Alternative spelling of he (Hebrew letter)

hi, hey, hello

hay

hey

hay

hey

Alternative form of heye (hedge)

Alternative form of hye (haste)

Alternative form of he (he)

Alternative form of he (they)

Alternative form of heien (to lift up)

Alternative form of heigh (high)

Alternative form of hea (he)

Alternative form of hye (hay)

Obsolete spelling of hei

possess

hey!

Source: wiktionary.org