v and r?
A new acronym for chat Web sites, "v and r" refers to "vernacular" and "reason."

Vernacular refers to the other person's mother tongue, or native language.

Reason refers to the reason they are using the chat Web site (what they are looking for, who they want to talk to, etc.)
You: hi
Stranger: v and r?
You: ?
Stranger: vernacular and reason
You: English, whatever I can get
Your conversational partner has disconnected.