refresh (one's) memory

refresh (one's) memory

To remind one (about something); to help one to recall something. I'm sorry, I don't remember our discussion about that. You'll have to refresh my memory. You don't remember how much? Allow me to refresh your memory. You owe me $300.
See also: memory, refresh
Farlex Dictionary of Idioms.

reˌfresh somebody’s/your ˈmemory

remind somebody/yourself of something that you have forgotten: Refresh my memory, will you? How many children has he got? Before I interviewed Ms Waters, I read her book again just to refresh my memory.
See also: memory, refresh
Farlex Partner Idioms Dictionary
See also:
  • (someone's) secret is safe with (one)
  • don't get me wrong
  • Don’t make a federal case out of it!
  • Don’t have a cow!
  • don't bet on it
  • don't beat a dead horse
  • all in (one's) head
  • don't cry before you are hurt
  • a thing you don't want is dear at any price