- heavy metal - a metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight
--1 is a kind of metallic element, metal; alloy, metal
- heavy metal - loud and harsh sounding rock music with a strong beat; lyrics usually involve violent or fantastic imagery
--2 is a kind of rock 'n' roll, rock'n'roll, rock-and-roll, rock and roll, rock, rock music
- heavy metal - loud and harsh sounding rock music with a strong beat; lyrics usually involve violent or fantastic imagery