warm verb definition in Preparing food topic from the Oxford Advanced Learner's Dictionary

warm

 verb: Preparing food topic
[transitive, intransitive] to make something/somebody warm or warmer; to become warm or warmer warm something/somebody/yourself (up) I'll warm up some milk. Come in and warm yourself by the fire. The alcohol warmed and relaxed him. warm (up) As the climate warms (up) the ice caps will melt.