The phrase "defend the value" is grammatically correct and can be used in written English.
It means to protect or support the importance or worth of something. Example: "It is important for us to defend the value of education in our society."
The dispute has led to sporadic strikes, as well as union court action to defend the value of the firefighter's pension.
"You have to defend the value," said Steve Matt, the partner in charge of the sports valuation practice at the Dallas office of the accounting firm Arthur Andersen.
The Treasury Department plays a crucial role in setting tax and trade policy and deciding how vigorously to defend the value of the dollar against other currencies.
In one column, Mr. Gigot concluded: "Only here could a man who lies under oath be equated with someone who tries to defend the value of that oath.
The Labour government of 1964-70 was holed under the waterline by its initial decision to defend the value of the pound, rather than devalue.
A gold standard means that monetary policy and interest rates are set to defend the value of a currency against a metal rather than to reflect economic conditions in the country.
We will defend the values of our country and we will live by them.
And with your help, we will defend the values we hold in common.
Twice, NATO had to intervene militarily to stop the killing and defend the values that define a new Europe.
Dr Andrew Dearden, the BMA's treasurer, said that the organisation "vigorously fights to defend the values of the NHS" but "does not however oppose all private medicine".
They will not let you defend the values of Charlie Hebdo and the shoppers at the Hypercacher at the same time and for the same reasons.
