In use, otherwise known as "Off-Hook" There are slow busies and fast busies Slow busies are when the phone at the other end is busy or off-hook They happen 60 times a minute Fast busies, 120 times a minute, occur when the network is congested with too many calls
If you say that someone is busy thinking or worrying about something, you mean that it is taking all their attention, often to such an extent that they are unable to think about anything else. Companies are so busy analysing the financial implications that they overlook the effect on workers Most people are too busy with their own troubles to give much help. = preoccupied
A busy time is a period of time during which you have a lot of things to do. It'll have to wait. This is our busiest time Even with her busy schedule she finds time to watch TV I had a busy day and was rather tired. = hectic quiet
The agents are considered busy when they are logged onto the telephone system and are engaged on an ACD call, engaged on a Non-ACD call, or are in the Not Ready state The agents are not considered busy when they are in the Waiting State (waiting for an ACD call to be routed to the agent's telephone)
If you want work well done, select a busy man: the other kind has no time -Elbert Hubbard (U S author, 1856-1915) (99/10/30) He means business Let's talk business He knows his business I had imagined that the problem would be easy to solve, but it was quite a business I'm afraid it's quite a business (reference: 99, Nikkei)
intrusive in a meddling or offensive manner; "an interfering old woman"; "bustling about self-importantly making an officious nuisance of himself"; "busy about other people's business"