A stale joke, story, or saying, as in Dad keeps on telling that old chestnut about how many psychiatrists it takes to change a light bulb. This expression comes from William Dimond's play, The Broken Sword (1816), in which one character keeps repeating the same stories, one of them about a cork tree, and is interrupted each time by another character who says "Chestnut, you mean . . . I have heard you tell the joke twenty-seven times and I am sure it was a chestnut."
From Answers.com
A chestnut is a food product that grows on a tree. Because it is very hard to get the nut out of the double shell, the word has come to mean a very tough problem. It can also mean a very old joke.Tommy tried to explain the chestnut of the theory of relativity. Mary worked on her homework chestnut until she was exhausted.John told the old chestnut riddle of "why did the chicken cross the road?".Horse chestnuts are called 'conkers' in England.
Joey Chestnut is 30 years old (birthdate: November 25, 1983).
Morris Chestnut is 48 years old (birthdate: January 1, 1969).
It means that it's an old subject that has been discussed over and over, until it became annoying. It comes from the idiom "an old chestnut". See the related link listed below for more information:
Chestnut is a color, and color ahs nothing to do with age. So a chestnut horse can be any age.
If you mean Red Chestnut, then yes. Red Chestnut is a very dark chestnut, which looks red.
Yes you may. I have a Rabbit named Chestnut. He is one year old
"Chestnut."
Chestnut is a color and doesn't mean anything really in regards to what a horse does or doesn't do. A chestnut colored horse can do anything a horse of any other color can do.
an old one
"Castana" in Spanish translates to "chestnut" in English. It refers to the edible nut of a chestnut tree, or can also be used to describe a reddish-brown color.
"Hoary" means white, usually the whiteness of age. A "hoary old chestnut" is a story, joke, or song that has been told or sung so many times that it is well-known and familiar.