noun, U.S. Navy and Coast Guard.
a noncommissioned officer ranking above a chief petty officer and below a master chief petty officer.
noun 1. an elderly or aged person, especially one who is retired. senior citizen noun 1. an old age pensioner
- Senior common room
noun 1. (in British universities, colleges, etc) a common room for the use of academic staff Compare junior common room
noun 1. a school attended after junior high school and usually consisting of grades 10 through 12.
noun, plural seniorities for 2. 1. the state of being senior; priority of birth; superior age. 2. priority, precedence, or status obtained as the result of a person’s length of service, as in a profession, trade, company, or union: First choice of vacation time will be given to employees with seniority. noun (pl) -ties 1. […]