Definition of mainline

Scrabble & Words with friends points


  • mainline is a valid Scrabble US word with a point value of 10
  • mainline is a valid Scrabble UK word with a point value of 10
  • mainline is a valid Words with friends word with a point value of 14

Definition of mainline


  • inject into the vein (verb)

See definition of mainline in Merriam Webster