From Longman Dictionary of Contemporary EnglishRelated topics: Natureovercasto‧ver‧cast /ˌəʊvəˈkɑːst◂ $ ˌoʊvərˈkæst◂/●くろまる○しろまる○しろまる adjectiveDNdark with cloudsa chilly overcast dayThe sky was overcast and a light rain began to fall.Examples from the Corpusovercast• The palesun of early morning was being obliterated and would soon be entirely overcast.• Corbett trudged down the beaten, muddytrack; the sky was overcast and a light rain began to fall.• No more snow had fallen, the sky was still overcast but the air was crisp and a little warmer.• It was a dark overcast day; the people milling around all looked grey.• A heatlamp has been installed and the Meerkats use it, especially on dullovercast days.• The watchers from Berwick's walls presently could see them no more, in an overcast early summernight.• an overcast sky• It was as dull as the overcast sky.• Even when they do meet, on flatovercastweekdayafternoons at her house, it's often hopeless.• The afternoon will be overcast with coolertemperatures.