WordReference Random House Unabridged Dictionary of American English © 2025
serv′ice line′,
- Sport[Tennis.]the rear boundary of a service court.
- Sporta line running parallel to the front wall in certain court games, as handball or squash, that marks a boundary of the service area.
- 1870–75
'service line' also found in these entries (note: many are not synonyms or translations):