heavy metal
noun /ˌhevi ˈmetl/
/ˌhevi ˈmetl/
- [uncountable] a type of rock music with a very strong beat played very loud on electric guitars, often using violent or strange language or ideas
- a heavy metal band
- [countable] (specialist) a metal that has a very high density (= the relation of its weight to its volume), such as gold or lead
- Harmful heavy metals are separated from the soil.
- Factory waste containing heavy metals could cause pollution.
CultureHeavy metal became popular in the 1970s.The term is used of bands and musicians such as Iron Maiden, Uriah Heep, Black Sabbath, Metallica and Alice Cooper. Heavy metal bands and their fans often have long hair, wear leather jackets and dance in a way that is known as ‘ headbanging ’ (= moving the head backwards and forwards very quickly to the rhythm of the music). The songs are often about violence and the occult (= things connected with magic powers).compare hard rock