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phone something in (to someone or something)
to transmit information to a central person or central point by telephone. I will phone this order in to the plant right away. I will phone in the order to my secretary right now. Don't worry. I'll phone it in.
phone in (to someone or something)
to call in by telephone to a central person or central point. I will phone in to my secretary and report the change in schedule. I have to phone in and report the changes.
1. To relay some information by telephone: I phoned in my credit card number so the company could bill me directly. She couldn't go to the meeting, so she just phoned her report in using a speaker phone.
2. To perform something halfheartedly or carelessly without full concentration or passion: After playing the same role for a year, the actor started to phone in his performances.