- 1 [intransitive, transitive] to become or make something warmer, especially food, so that it is no longer frozen It will take about four hours to defrost. defrost something Make sure you defrost the chicken completely before cooking.
- 2 [transitive, intransitive] defrost (something) when you defrost a refrigerator or freezer, or when it defrosts, you remove the ice from it compare de-ice, melt, thaw, unfreeze
- 3 [transitive] defrost something to remove ice from the surface of a car's windows
NAmE//dɪˈfrɔst//Verb Forms present simple I / you / we / they defrost
he / she / it defrosts
past simple defrosted
-ing form defrosting
defrosterjump to other results