change (your) mind

to have a different opinion or intention than you had before.

If you don't buy the painting now, he may change his mind and refuse to sell it.

After the interview I completely changed my mind about her abilities.

• save someone's skin
• save something for a rainy day
• save the day
• have one eye on something
• have one foot in the grave
• have on hand
• have on hands
• have on the brain
• have on the run
• have on your hands
• have other fish to fry
• have over a barrel
• have pegged
• have pick of
• have pick of something
• have pins and needles
• have pity on
• have pity on someone
• have pride of place
• have rolling in the aisles
• have second thoughts
• have seen better days
• have seen more something than has had hot dinners
• have seen more something than someone has had hot dinners
• have seen more than has had hot dinners