warm upverb/ˌwɔː(ɹ)m ˈʌp/

• 1

  To become warmer.

  • He came inside to warm up.
  • It took a long time for the place to warm up and to counteract the cold and enable their fingers to cope with the delicate task of moulding, the men would often surround themselves with blocks of iron heated in the furnace.
• 2

  To heat or reheat (e.g. food).

  • I couldn't be bothered to cook another meal so I just warmed up yesterday's leftovers.
• 3

  To reach, or cause to reach, a normal operating temperature (of a car for example).

  • These old valve radios take a few minutes to warm up.
• 4

  To physically or mentally prepare oneself, something or someone for an activity.

  • It is important to warm up properly before your gym session.
• 5

  To physically or mentally prepare oneself, something or someone for an activity.

  • The band were already on stage, warming up for the gig.
• 6

  To physically or mentally prepare oneself, something or someone for an activity.

  • Rich knew how to warm up the audience of The Price is Right. His good looks and charming personality made even that special.
  • It was a dark Saturday night last month on the Lower East Side of Manhattan, where Saturday nights can get very dark, but Sabrina Brier, in a rhinestone necklace and strapless plaid pantsuit, was agleam onstage at a basement comedy club called Caveat warming up the crowd.
• 7

  Synonym of warm (to favor increasingly).

• 8

  computingengineeringmathematicsSynonym of warm (“prepopulate a cache”).