Definition of "ring up" [ring up]

• (idiomatic) To telephone, to call someone on the telephone. (verb)
• To enter a payment into a cash register, or till in a shop. (verb)

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• "He gave some instructions to Janvier and went off in a taxi to the Quai des Orfèvres, where he found a message asking him to ring up Dr Paul, the official pathologist."
• "She had been found by a couple corning from the other end of the block who had been having a late snack in the Golden Egg. The woman had had to be sedated and taken to hospital; her husband had just managed to ring up the police before he got sick all over the telephone kiosk."
• "By the time that I reached home I had decided that I'd ring up Stenning and see if he could come."