Also found in: Thesaurus, Encyclopedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.three-year-old - three years of age
young, immature - (used of living things especially persons) in an early period of life or development or growth; "young people"


(θriː) noun
1. the number or figure 3.
2. the age of 3.
1. 3 in number.
2. aged 3.
having three (of something). a three-page letter.
ˌthree-diˈmensional adjective
(abbreviation 3–D) having three dimensions, ie height, width and depth.
three-ˈquarter adjective
not quite full-length. a three-quarter (-length) coat.
ˈthree-year-old noun
a person or animal that is three years old.
(of a person, animal or thing) that is three years old.
References in classic literature ?
The wife died of cholera in Ferozepore, and O'Hara fell to drink and loafing up and down the line with the keen-eyed three-year-old baby.
When they reached a gravel path behind the house the Frenchman pulled Pierre by the arm and pointed to a round, graveled space where a three-year-old girl in a pink dress was lying under a seat.
After each repulse, when the old wolf sheered abruptly away from the sharp-toothed object of his desire, he shouldered against a young three-year-old that ran on his blind right side.
The three-year-old grew too ambitious in his fierceness.
There was no telling what the outcome would have been, for the third wolf joined the elder, and together, old leader and young leader, they attacked the ambitious three-year-old and proceeded to destroy him.
And in the business of love the three-year-old, who had made this his first adventure upon it, yielded up his life.
There on the shelf was a bottle which she at once recognized as one containing some of her three-year-old homemade currant wine for which she was celebrated in Avonlea, although certain of the stricter sort, Mrs.
One of the horses, a sleek, dark-brown three-year-old, seeing the dog, started away, switched its tail and snorted.
The Aga Khan draft also includes Zaidpour (24), a winning three-year-old Red Ransom halfbrother to Triumph Hurdle hero Zaynar, and Sadiri (7), a winning three-year-old Dr Fong half-brother to Group 1 scorer Sageburg.
One of the highlights on paper is Sunnyhill Stud's three-year-old brother to Cheltenham Gold Cup and six-time Grade 1 chase winner Kicking King (lot 247).
EPSOM yesterday attributed a near-20 per cent drop in the 2010 Derby entries to the fact that 'smaller' owners prefer not to enter their horses until the spring of their three-year-old season.
A THREE-YEAR-OLD from the first crop of St Leger winner Milan was the stand out lot at Cheltenham's post-racing National Hunt breeze-up sale on Friday night when selling for pounds 130,000 to join Philip Hobbs.