tennis /ˈtɛnɪs/noun 3verb 2forms 3 noun3 •a game where one or two people stand on each side of a net and send a ball back over it with a racket“Anthea hasn't a notion in her head but to vamp a lot of silly mugwumps. She's set her heart on that tennis bloke[…]whom the papers are making such a fuss about.” — 1935 •(old-fashioned) A match in this sport.We go about to parties in the daytime as usual, teas and tennises[…] — 1918 •(no longer used) An earlier game in which a ball is driven to and fro, or kept in motion by striking it with a racquet or with the open hand.tennis-balls — 1599 verb2 •(old-fashioned) To play tennis. •To drive backward and forward like a tennis ball.they shall have Intelligence or Espial upon the Enemy, will so drive him from one side to another, and tennis him amongst them — 1596 formstennised · tennising · tennises