three year old

/θriː jɪr oʊld/
adjective
  1. Aged three years.
    • We adopted a three-year-old dog from the shelter.
    • The three-year-old child started preschool this fall.
    • She bought a three-year-old car that was still in great condition.
noun
  1. A person or thing that is three years old.
    • As a three-year-old, he already knew the alphabet.
    • The class is for three-year-olds and their parents.
    • The three-year-old was playing with building blocks.
Synonyms
Antonyms
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