talk about (something)!
Used to emphasize that one thinks something is absolutely the case. Did you hear the way he reacted to the news? Talk about being insecure!
talk about someone or something
If you think that thing or person is remarkable, then... Talk about ugly buildings! This one is horrendous.
talk about someone or something
to discuss someone or something. I don't want to talk about Jerry anymore. Let's not talk about it now.
ˈtalk about...
(spoken) used to emphasize something: Did you watch the programme on the Labour Party last night? Talk about biased!