Underground rock Synonyms

Underground replaced

Definitions for Underground


  • (adjective) undertaken or done so as to escape being observed or known by others
  • (adjective) being, situated, or operating beneath the surface of the earth
  • (noun) a secret organization in a conquered country fighting against enemy forces

Synonyms for phrase

UR abbreviation

UR is an abbreviation for Underground Rock
What does UR stand for?
UR stands for "Underground Rock"

Rock replaced

Definitions for Rock


  • (noun) a usually valuable stone cut and polished for ornament
  • (verb) to make a series of unsteady side -to-side motions
  • (verb) to swing unsteadily back and forth or from side to side