Hey:)

The signal that the chick you just texted is possibly interested and/or willing to converse with you

also refer to "Hi:)"

Text Conversation:

Austin: EMILY! whats up????
Emily: Hey:)

Looks like we got a winner!!!!

hei

to say hello in Norwegian.

hei you, get ur ass over here.

Hey

No

hey

hey.

It means "we argued and I fucked up but this is me trying to be all cute and start a new conversation"
The lowercase "h" mento to be less harsh and the "." At the end is ment to seem like you are saying it in a mopping way.

*le after big argument*
hey.

hey.

We good?

Yeah.

hey

I word to use to get someone's attention. Even if you don't know the persons name by simply saying "hey" you can easily get their attention

guy 1:Hey Alex what's that guys name over there?
Alex: How the hell should I know?
Guy 1: Hey!!
Mystery guy: ::looks around confused::
Guy 1: O hi.

Hey

Considered to be a lot more flirtatious than 'hello' or 'hi.'

Example...

Guy: Hey.
Girl: Hi.
Guy: *Whoa, total FAIL!*

hey

an expression used to get someone's attention

hey man, what the hell are you doing?!