ringing in

listen to the pronunciation of ringing in
English - English
Present participle of ring in
ring in
To make a phone call to one's usual place of work

John has just rung in sick. He won't be back til Monday, he says.

ring in
inform, give information
ring in
If you ring in, you phone a place, such as the place where you work. Cecil wasn't there, having rung in to say he was taking the day off