Idioms with the word blue in it?
once in a blue moontalk a blue streaktalk 'til I'm blue in the faceout of the bluebetween the devil and the deep blue seafeeling bluesingin' the bluesa true blue friendsomething borrowed, something blueblue-collar workerblue book value (lists price for used cars)baby blues (used to describe blue eyes)blue chip (a blue chip company is one that's profitable)(to have) the baby blues (sad feelings some woman have after childbirth)blue blood (someone born into a wealthy family)