sun

noun, verb

1 (the sun, the Sun) [sing.] the star that shines in the sky during the day and gives the earth heat and light: the sun's rays * the rising / setting sun * The sun was shining and birds were singing. * The sun was just setting. * A pale wintry sun shone through the clouds. 2 (usually the sun) [sing.,U] the light and heat from the sun SYNSUNSHINE: the warmth of the afternoon sun * This room gets the sun in the mornings. * We sat in the sun. * The sun was blazing hot. * Too much sun ages the skin. * We did our best to keep out of the sun. * They've booked a holiday in the sun (= in a place that is warm and sunny). * Her face had obviously caught the sun (= become red or brown) on holiday. seealsoSUNNY 3 [C] any star around which planets move IDIOMS under the sun used to emphasize that you are talking about a very large number of things: We talked about everything under the sun. * I've been called all the names under the sun! with the sun when the sun rises or sets: I get up with the sun. moreatHAY, PLACEn. verb (-nn-) [VN] ~ yourself to sit or lie in a place where the sun is shining on you: We lay sunning ourselves on the deck.