1, A phrase used in the UK to summarise someone's
conversational ability. Usually used when speaking to a friend about someone you've just spoken to for
the first time. This is the noun form of 'chat'.
2, When used as a verb to "chat" means to talk at ones leisure, usually to mates.
3, Chatting (same meaning as the above).
4, "
Chatting up", distinctively different from the former. It means to speak flirtatiously with someone you usually intend to sleep with.
1, "Mate, that birds fit but her chat stinks!"
"
I don't like your chat boy!"
2, "Just go chat to him and sort it out!"
"
Alright mate, Haven't seen you in ages! Fancy going for a pint and a chat a bit later on?"
3, "What you chatting bout?"
"He was in there chatting away"
4, "Mate see that bird
over there? I started chatting her up, but it turned out she has a fellah!"
"Are you trying to chat me up boy?"