📒 having the colour of a clear sky or the sea on a clear day
📒 looking slightly blue in colour because the person is cold or cannot breathe easily
📒 sad
📒 films, jokes or stories that are blue are about sex
📒 (of an area in the US) having more people who vote for the Democratic candidate than the Republican one
📒 in a difficult situation where there are two equally unpleasant or unacceptable choices
📒 (to hit somebody until they are) covered with bruises (= blue, brown or purple marks on the body)
📒 a complete difference or division between two people or groups
📒 to try to do something as hard and as long as you possibly can but without success
📒 very rarely
📒 to scream loudly and for a long time, especially in order to protest about something