High-test

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Applied to premium gasoline. not-comparable
  2. 2
    Of coffee: not decaffeinated. broadly, humorous, not-comparable
  3. 3
    Of a high standard. not-comparable

Synonyms

All synonyms
crackcrudecrude oilethylgasgasoline

Etymology

From high + test.

Related phrases

high-test peroxide

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