Definition of senior in English:

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Pronunciation: /ˈsiːnɪə/
Pronunciation: /ˈsiːnjə/


1Of a more advanced age: he is 20 years senior to Leonard
More example sentences
  • You may wonder what you have to offer someone 20 years your senior or professionally in advance of your position.
  • In the United States and Europe, guys are an average of two years senior to their partners.
  • Yoshimoto was deeply moved by the Priest's sermon and volunteered to become a disciple, though he was 21 years senior to the Priest.
2Of or for older or more experienced people.
Example sentences
  • It would have to be headed by an experienced, senior figure - perhaps a judge - and have the ability to send professional auditors into any party.
  • Looks like the more senior and experienced lot want to join this bandwagon.
  • She brings senior experience from the government, private and non-profit sectors.
older, elder;
more grown up
2.1British For or denoting schoolchildren above a certain age, typically 11: the senior girls play badminton while the others play hockey
More example sentences
  • The battle for funds has filtered down to senior schools where girls are demanding, and getting, equality.
  • It will mean the end of single-sex education for girls in the senior school at Hull High and a move for pupils at Hull Grammar to improved facilities at the present Hull High site.
  • It didn't matter that Carrie was the popular senior girl at my school, she still was a close friend of mine even though I'd thought we'd grown apart.
2.2US Of or for the final year at a university or high school.
Example sentences
  • This went on for the entire final semester of my senior year of high school.
  • Right now, I'm in the middle of my third month of my senior year in high school in a new school.
  • Putting my actual weight and bad eating habits out there for my entire high-school senior class as fodder for our next reunion.
2.3Relating to or denoting competitors of above a certain age or of the highest status in a particular sport: McCluskey made an instant impact on his senior debut
More example sentences
  • He made his senior debut in the British League Cup at Sheffield last week, scoring one point, while he has been a regular in the Colts side.
  • Since making his senior debut for Western Province in 2003, Burger has fended off his fair share of opponents on the field.
  • The 22-year-old has promised much since making his senior debut for Great Britain three years ago.
2.4 (often Senior) [postpositive] (In names) denoting the elder of two who have the same name in a family, especially a father as distinct from his son: Henry James senior
More example sentences
  • Walter never knew his grandfather, John Jones senior, who was a seaman and died at sea when son John and his two sisters were small.
  • For a short time, after the death of Mr James Smith senior in the 1950's, the garage was leased by Mr Elliot and known as Moat House Motors.
  • The market expects O'Reilly senior to take the position of chairman.
the Elder;
British  major;
North American  I, (the First)
3High or higher in rank or status: he is a senior Finance Ministry official the people senior to me in my department
More example sentences
  • And I have never seen such distrust of a public official in the senior ranks.
  • When the investigation was conducted, he was head of the Fraud Squad and held the rank of senior superintendent.
  • He said salaries up to the rank of senior superintendent would be improved and money channelled towards scarce skills.
higher-ranking, highest-ranking, high-ranking, superior, top, chief, more/most important, high-status;
North American  ranking


1A person who is a specified number of years older than someone else: she was only two years his senior
More example sentences
  • There was this girl who was a few years my senior from work that I was totally into but she was totally in love with someone else.
  • As he looked around the upper room of the Salt Lake Temple where the quorum held its meetings, he discovered that every man there was at least twenty years his senior.
  • There are others far more deserving of your hand. There is Alfred, the shy divinity student lodging with Reverend and Mrs. Baxter, and our cousin Joseph, and of course, Mr. Pratt, the widowed pig farmer who is 30 years your senior but quite prosperous.
1.1An elderly person, especially an old-age pensioner: the price is £7 for adults and £3.50 for seniors
More example sentences
  • She wants to reclaim the word old and rejects euphemisms like elderly and seniors.
  • In 1926 it was the National Progressives that agreed to support the Liberals provided that they enacted legislation granting old age security pensions for seniors.
  • It actually lowers benefits for millions of poor seniors and other seniors who have drug benefits under retiree plans.
1.2A student in one of the higher forms of a senior school: among the pupils was a senior, a boy of about seventeen
More example sentences
  • It's currently open to minority students with high academic standing who are juniors, seniors or graduate students.
  • In the high schools, peer mentors are juniors and seniors who teach freshmen the Take Ten skills, among other duties.
  • Teams are composed of four students, two seniors and two juniors, and they have to answer 10 rounds of individual questions.
1.3A competitor of above a certain age or of the highest status in a particular sport: at fourteen you move up to the seniors
More example sentences
  • Being part of this team and playing with these players, especially the seniors, has been something special for me?
  • A rotation policy would give players - especially the seniors - time to rest.
  • That imbalance can threaten a team, especially if the seniors are good players.


Late Middle English: from Latin, literally 'older, older man', comparative of senex, sen- 'old man, old'.

Words that rhyme with senior

Armenia, bergenia, gardenia, neurasthenia, ostopenia, proscenia, sarcopenia, schizophrenia, Slovenia

For editors and proofreaders

Line breaks: se¦nior

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