1. a person (or animal) that is an aristocrat or from a noble family; the blood [heredity] of a noble family; aristocratic ancestry; from the upper class of society

1. The young man’s parents did not want him to marry the woman he had chosen because they considered themselves blue-bloods and thought their son was too good for her.

2. The racehorses raised on my father’s horse farm are blue-bloods—they come from a long line of Kentucky Derby winners.

3. This is where the city's blue bloods like to gather.

4. Because his great-grandparents made millions, he is regarded as one of the city’s blue bloods.

5. Although Mary’s family is poor, she has blue blood in her veins.

6. The earl refuses to allow anyone who is not of blue blood to marry his son.

7. Mr. Smith is marrying a very rich girl from high society, a real blue blood.