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Definition of Heavy metal
1. Noun. A metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight (especially one that is poisonous like mercury or lead).
2. Noun. Loud and harsh sounding rock music with a strong beat; lyrics usually involve violent or fantastic imagery.
Exact synonyms: Heavy Metal Music
Generic synonyms: Rock, Rock 'n' Roll, Rock And Roll, Rock Music, Rock'n'roll, Rock-and-roll
Generic synonyms: Rock, Rock 'n' Roll, Rock And Roll, Rock Music, Rock'n'roll, Rock-and-roll
Medical Definition of Heavy metal
1. A metal with a high specific gravity, typically larger than 5; e.g., Fe, Co, Cu, Mn, Mo, Zn, V. (05 Mar 2000)