{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
Slang English vocab. Английский сленговый словарь. 2012