That all depends on who you ask. More than you need might be considered too rich by some, other would say there is no such thing as too rich.
There is really no correct answer to this.
Gout
They are each receiving too much fuel, resulting in a fuel:air ratio that is "rich"
A rich condition.
You are running too rich. the mixture of fuel and air has too much fuel in it,
excessive amount of fuel, running too rich.
An engine runs by the combustion of a mixture of oxygen and gasoline. If this mix has too much oxygen, it is said to run lean. When the mixture has too much gasoline in relation to oxygen, it is running rich.
too much fuel, excessive oil consumption
It seems like you're running too rich of a mixture - too much fuel, and not enough air.
The Duchess of Windsor is supposed to have said, "You can never be too rich or too thin."
It means that the engine is running too "rich"; that is, there is too much fuel in the air/fuel mixture.
Too Rich.
Too rich