call waiting

noun

1. a telephone service feature whereby a person engaged in a telephone call is notified by a tone that a second call is being made to the same number, and is able to talk to either party while keeping the other on hold.

Example Sentences

"Unfortunately I have a sick call waiting me," he said, gathering up his gown and slowly rising.

From Project Gutenberg

What made you apologize for keeping a telephone call waiting while you went out and saved a perfectly good life?

From Project Gutenberg