DEAD TO THE WORLD, DEAL (SOMEONE) IN/OUT, DIAMOND IN THE ROUGH: American English Idioms #54
DEAD TO THE WORLD If someone is “dead to the world” they are asleep or unconscious. However, this can also be used as an idiom to mean that someone is unaware of something that is happening around them.One example of this is when a salesman comes up to you on the street and tries selling…