Anything Doing? spoken language informal
Is anything doing tonight? Are you going to Stacy's house?
Is anything doing tomorrow? Do you want to go fishing with us?
1. The act of keeping current customers
2. Used to indicate things you want to keep
Used to refer to a newspaper or magazine that focuses on scandals or gossip
Are you informing me of good or bad news?
The idiom has been in use since the early 1900s. The word "doing" refers to "happening".