Locked underground Synonyms

Locked replaced

Synonyms for phrase

LU abbreviation

LU is an abbreviation for Locked Underground
What does LU stand for?
LU stands for "Locked Underground"

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