Suffix used to indicate the age of something or someone, in terms of years.
A seventy-year-old man's body was found in a river last night.
Year-old Sentence Examples
I have a mare; and we have a five-year-old mare with a colt, a four year-old filly, and a two-year-old filly... oh, and my mare is going to foal again in January.
A Colorado farm boy was found cowering from his father's wrath in the loft of a barn while a retarded Illinois ten year old was lured to the house of a local registered sex offender after being told his parents had sold him to the man.
It took place in Cleveland where seven year old Eric Campbell was abducted from his Karate class.
This case was a twelve year old girl, shot in cold blood as she sat alone at the poolside of her California home.
The perpetrator proved to be a thirteen year old girl, scarcely known to the victim, jealous of an older boy's changing affections.