Definition of gameful in US English:

gameful

adjective

  • 1Playful, sportive; light-hearted; jesting, humorous.

  • 2Originally: †affording much enjoyment to hunters (obsolete). In later use: abounding in game. Now rare.

  • 3Full of fighting spirit; valiant, plucky. Compare "game", "gamefully". rare.

Origin

Middle English (in an earlier sense). From game + -ful.

Pronunciation

gameful

/ˈɡeɪmf(ʊ)l/