← BackshareGuessovercold/ˌoʊvərˈkoʊld/adjectiveToo cold; excessively cold.The hikers were unprepared for the overcold temperatures at the mountain peak.The overcold air in the room made everyone shiver.If the refrigerator is set to overcold, the vegetables might freeze.SynonymsfreezingicychillyAntonymshotwarm