A person 50 years old, or in his or her fifties.
Of or characteristic of a person in his or her fifties.

[From Latin quīnquāgēnārius, containing fifty, from quīnquāgēnī, fifty each, from quīnquāgintā, fifty; see penkwe in Indo-European roots.]


a person between 50 and 59 years old
1. being between 50 and 59 years old
2. of or relating to a quinquagenarian
[C16: from Latin quinquāgēnārius containing fifty, from quinquāgēnī fifty each]


(ˌkwɪŋ kwə dʒəˈnɛər i ən, ˌkwɪn-)

a person who is 50 years old or between 50 and 60.
[1560–70; < Latin quīnquāgēnāri(us) containing fifty quīnquāgēn(ī) fifty each]
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References in periodicals archive ?
Instead of worrying about the issues I've been trying to overcome for decades, I'm just going to change my attitude to them instead, because now that I'm a quinquagenarian, I can do what I like.
Steve Boal and Andy Wilson shot 24s for Thimbleby whileDuke of Wellington's newest quinquagenarian Paul Williamson shot a full house to celebrate.
I'm a quinquagenarian now, rather to my astonishment, and I still bring out the glove to toss the ball with our daughter, who humors the old man with a game of backyard catch in the high grass.
And try as he might to disguise his pretty boy looks behind bad clothes and straggly hair - a technique also favoured by his fellow quinquagenarian Brad Pitt and Marlon Brando decades before the pair of them - we know they are there just beneath the surface.
Future challenges in psychiatry from the reflections of a quinquagenarian.
Here are some of my favourites, which are rarely used but would enrich everyday conversation: QUINQUAGENARIAN A person who is aged 50 or between 50 and 60 years of age.
For local defense, the Germans had a motley mix: teenaged and quinquagenarian militiamen of the Volkssturm, a bridge security unit, an engineer company, Ost forces (Polish troops dragooned into the German army), Hitler Youth, and an anti-aircraft unit on the east bank.
Still a good three months away from celebrating his 51th birthday, the quinquagenarian adds, " Maybe this time around, I can hope to be good enough to be able to jam with my wife -- a trained classical singer.
BEST KNOWN FOR HER QUIRKY CHARACTERS like joyologist Helen Madden, Superstar spaz Mary Katherine Gallagher, and camel-toed quinquagenarian Sally O'Malley, Emmy-nominated Saturday Night Live veteran Molly Shannon mouths off on her latest role as foxy mama Kath opposite Selma Blair's Kim in Kath & Kim (premiering October 9 on NBC).
And his erstwhile friend, the reactionary quinquagenarian William Wordsworth (1770-1850), the great poet of backwards-turning memory--in what direction did he look?
Try quinquagennial, as in the fiftieth anniversary, or the quinquagenarian.
If there were any remaining doubts that the quinquagenarian Beethoven, unable to hear the actual sounds of his last symphony as he sat in attendance at its first performance, yet heard it with precision when he wrote it, they must be dispelled for all time by this new recording.