Impenetrable bunker Synonyms

Definitions for Impenetrable


  • (adjective) impossible to get through or into
  • (adjective) being beyond one's powers to know, understand, or explain
  • (adjective) impossible to understand

Definitions for Bunker


  • (noun) a large container for storing fuel
  • (verb) fill (a ship's bunker) with coal or oil
  • (verb) transfer cargo from a ship to a warehouse