Junkhead

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    A junkie, drug addict. slang
  2. 2
    A kind of piston engine cylinder head, where the head is formed by a dummy piston mounted inside the top of the cylinder.

Etymology

Etymology 1

From junk + -head.

Etymology 2

From junk + head.

Related phrases

drug addict

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.