been keeping cool
(Have you) been keeping cool?
A question about one's wellbeing in hot weather. A: "How have you been during this brutal heat wave? Been keeping cool?" B: "Oh yeah, thanks to the air conditioning in the office."
1. To stay calm and composed. You know they're going to try to antagonize you during the debate, so just keep cool. I always try to keep cool when dealing with the cable company.
2. Literally, to not get overly hot, as in hot weather. A: "How have you been during this brutal heat wave?" B: "Oh, keeping cool, thanks to the air conditioning in the office."
(I've) been keeping cool.and (I've been) keeping cool.
Inf. an answer to a question about what one has been doing during very hot weather. Jane: How do you like this hot weather? Bill: I've been keeping cool. Mary: Been keeping cool? Bob: Yeah. Been keeping cool.