(rare, transitive, intransitive) To make or become senior. / (obsolete, intransitive) To exercise authority; to rule; to lord it.

seniority

(humorous) A brief interval of forgetfulness or inattention.

(finance) A bond that takes priority for receipt of principal and interest over other debt securities sold by the issuer in the event the issuer goes bankrupt.

(baseball) The National League, the older of Major League Baseball's two leagues.

(zoology) In zoological nomenclature, a name which describes the same taxon as one or more subsequently published names.

plural of senior synonym

An old person, variously considered to be a person over fifty, fifty-five, sixty, or sixty-five years of age.

A form of dramatic art in which older adults perform.

plural of senior citizen