It means you can taste metal :P
Stop eating your own feces, that is the only cause of it. Other then than chewing on metal.
it taste like metal
A metallic taste in the mouth is a common complaint and can be due to a variety of causes - from medication you may be taking to dental problems. In the absence of other symptoms, it is unlikely that a metallic taste in your mouth indicates serious disease. But if you haven't had a thorough general checkup recently, I would suggest seeing your doctor to rule out any undiagnosed health problems.
oxygen causes metal to rust oxidate
Uranium metal: no !
metal.
If metal tastes good it can be a case of nutritional deficiency wich can be cured by homeopathic treatment.
if you have no saliva in your mouth you can not taste anything
embarrassment taste like metal right after a rain storm.
It causes brain damage
Platinum has a distinct alkaline metal taste to it. It should not be consumed or tasted, as it can be poisonous.
Sometimes it can taste like rust/metal because your gum is bleeding and it has a kind of metally taste