Rockhead

noun, slang

noun, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    The surface of the bedrock beneath soil cover.

    "This type of area, with reasonably well-defined rockheads under glacial and lacustrine deposits, probably represents optimum conditions for the adoption of seismic exploration techniques."

  2. 2
    A fan of rock music. slang

    "[…] an apparent betrayal of electronica's more oblique, less suburban ethos in favor of a record the rockheads like."

  3. 3
    The fish Bothragonus swanii, a variety of poacher.
  4. 4
    A stupid person. derogatory, slang

    "Men seemed just as superfluous as women, a bunch of rockheads running around punching each other and getting hot and sweaty about guns."

Example

More examples

"This type of area, with reasonably well-defined rockheads under glacial and lacustrine deposits, probably represents optimum conditions for the adoption of seismic exploration techniques."

Etymology

Etymology 1

From rock + head.

Etymology 2

From rock + -head.

Related phrases

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