Definition of headbang in US English:

headbang

verb

  • 1no object To shake or bang one's head violently, especially as a repetitive act indicative of a mental disorder.

  • 2no object To engage in headbanging to (especially heavy metal or rock) music.

  • 3with object To bang one's head against (something).

Origin

1960s; earliest use found in The Salt Lake Tribune. From head + bang, after headbanging.

Pronunciation

headbang

/ˈhɛdˌbaŋ/