warm up is a verb and noun meaning "run until the normal working temperature is reached". It carries 6 recorded senses.
run until the normal working temperature is reached
“We warmed up the car for a few minutes”
performing mild exercises to prepare for some more strenuous activity
“the singers have to warm up”
“the marathon runner did not warm up and hurt himself”
Definitions, synonyms and semantic relations for warm up come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.