1C a metallic noise sounds like pieces of metal hitting each other:
The key turned in the lock with a loud metallic click.
The pans made a metallic clatter as they crashed to the floor.
2 a metallic voice is rough, hard, and unpleasant:
He spoke in a thin, metallic voice.
3 a metallic colour shines like metal:
He drives a metallic red van.
4 a metallic taste is bitter and unpleasant, like metal:
The gum left a horrible metallic taste in my mouth.
5TI made of metal or containing metal:
metallic particles

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