v. 1. To reheat cooked food. Mr. Jones was so late that his dinner got cold; his wife had to warm it up. When the children had left for school, their mother warmed up the breakfast coffee. 2. To become friendly or interested. It takes an hour or so for some children to warm up to strangers. As he warmed up to his subject, Tom forgot his bashfulness. 3. To get ready for a game or other event by exercising or practicing. The dancers began to warm up fifteen minutes before the performance. The coach told us to warm up before entering the pool.
WARM UP
Meaning of WARM UP in English
American idioms English vocabulary. Английский словарь американских идиом. 2012