Hit me up

[PussyCat]

Give me a call, HOLLA

[Little_Girl]

...is telling somebody to call/text or contact you when parting ways

[Rihanna]

Not literally meaning to hit something, but a form of comunication to talk to someone later. Also when your in a rush and you want to end a conversation with a friend for example you can say aight ill hit me up

[Dave Paprocki]

turning someone on in a sexual way to get them in the mood for sex

[Sonia]

to request something in a pimping manner

[Little_Girl]

(verb) a phrase used exclusively by [tool]s and [douche]s to (ineffectually) entice others to get in touch.

[Becky]

When a girl wants a guy to fuck her.

[Britney]

a way to tell somone that you want to have sex with them.

[Luis Fok]

To hit someone up, to [contact] them, often by a [telephone] to talk or [make plans].

[Sommer]

to ask someone for something: