shine up
To make something shiny by cleaning and polishing it — or to try to get someone to like you by being extra nice to them.
Meanings
To clean and polish an object until it gleams and reflects light.
"He spent an hour shining up the old trophy before putting it in the cabinet."
(Informal, chiefly American) To try to win someone's favour through flattery or overly friendly behaviour.
"Everyone noticed that he was always shining up to the manager, hoping for a promotion."
The polishing sense is transparent and used in everyday speech. The sense of flattering someone ('shining up to the boss') is informal and chiefly American. Both senses are used but neither is extremely frequent.
Commonly used with
Forms
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