Old | Mean of old in English Dictionary

/ˈoʊld/

• having lived for many years
1. He's an old man now.
2. a little old lady
3. She was helping an old [=(more politely) elderly] woman cross the street.
• having a specified age
1. He's 30 years old.
2. a nine-month-old baby
• having existed or been in use for a long time
1. We rented an old black-and-white movie.
2. old newspapers/magazines
3. a beautiful old house
4. There's an old saying that good fences make good neighbors.
5. an old family tradition
6. a new approach to an old problem
7. She wore a T-shirt and an old pair of jeans.
8. I wish you would stop wearing that dirty old hat!
9. The hotel was old and dingy.
10. the oldest known civilization in the region

• having existed for a specified amount of time
1. The house we live in is 50 years old.
2. a 400-year-old castle
• belonging to, used by, or known by someone in the past
1. We went back to visit our old neighborhood.
2. I met one of my old [=former] professors at the library.
3. one of his old cars
4. I made a lot less money at my old job.
5. That's their old number. The new number is 555-4397.
6. She is now just a shadow of her old self. [=she is not the person she was in the past]
• done or experienced many times
1. Do we have to go through that old routine again?
2. Grandpa tells the same old stories over and over again.
3. When she brought up the same old argument, I just stopped listening.
• Noun
• a person who has a specified age
1. The game is suitable for six-year-olds. [=for children who are six years old]
2. Their 11-month-old has just learned how to walk.
3. 30-year-olds
• old people
1. Young and old alike will enjoy the movie.
2. The old [=(more commonly) the elderly] and the sick were helped first.
• in the past
1. in (the) days of old
2. (Brit) She's a friend who knows me of old. [=has known me for a long time]