warm to somebody/something (
also warm up to somebody/something American English)
phrasal verb (
see also warm)
1. to begin to like someone you have just met:
Bruce didn’t warm to him as he had to Casey.2. to become more eager, interested, or excited about something
warm to a theme/subject/topic etc The more she spoke, the more she warmed to her subject. Voters are starting to warm up to the idea. [TahlilGaran] Dictionary of Contemporary English ▲