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English definition of “senior”

senior

adjective uk   /ˈsiː.ni.ər/ us    /-njɚ/

senior adjective (OLDER)

B2 [before noun] older: Senior pupils are expected to set an example to the younger children.
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Describing age and birthdays
(UK written abbreviation Snr, US written abbreviation Sr.) used after a man's name to refer to the older of two people in the same family who have the same name: Hello, may I speak to Ken Griffey senior, please?Names and titles

senior adjective (HIGH RANK)

B2 high or higher in rank: senior management a senior government minister She's senior to me, so I have to do what she tells me. Position and status in groups and organizations older and more experienced than the other members of a team: Dragons head coach Lyn Jones praised his senior players in the 23-16 win over Scarlets .

senior

noun uk   /ˈsiː.ni.ər/ us    /-njɚ/

senior noun (HIGH RANK)

[C] someone who is high or higher in rank: It's important to impress your seniors if you want to be promoted.Position and status in groups and organizationsBosses, managers and directorsPeople in charge of or controlling other peopleImportant people and describing important peopleFamous peopleWealthy people

senior noun (OLDER)

20, 30, etc. years sb's senior 20, 30, etc. years older than someone: She married a man 20 years her senior. She's my senior by three years (= she is three years older than me).Describing age and birthdays [C] mainly US an old person; a senior citizen: Seniors are entitled to a reduction of around 10%. [C] US a student in their final year of high school or universityStudents and pupils
(Definition of senior from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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