Underground shuttle Synonyms

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

Definitions for Shuttle


  • (noun) bobbin that passes the weft thread between the warp threads
  • (noun) public transport that consists of a bus or train or airplane that plies back and forth between two points
  • (verb) travel back and forth between two points