casey
Ca-sey · noun
Definitions
noun
- 1.
A given name of Irish origin, used for both males and females.
- 2.
A surname of Irish origin.
Related words
Etymology
From Irish O Cathasaigh, meaning "descendant of Cathasach," where Cathasach means "watchful" or "vigilant." Originally a surname that became popular as a given name in the 20th century.