[blow] hot and cold
1
to change one's opinions about something often and quickly, sometimes being enthusiastic and other times indifferent or negative
The idiom "blow hot and cold" is derived from an old English proverb dating back to the 16th century. It is used to describe someone who frequently changes their attitude, feelings, or opinions about something or someone.
- She keeps blowing hot and cold about moving to a new city, making it hard to plan.
- His feelings for the project blow hot and cold, so the team isn't sure how committed he is.
- The manager blew hot and cold during the meeting, first praising the idea then criticizing it.
- When asked about the proposal, the client blew hot and cold, showing mixed reactions.
- Their relationship blew hot and cold for months before they finally broke up.