1. Na-adjective (keiyodoshi), Noun which may take the genitive case particle 'no'

   somewhat large; of a larger size; on the large side

   see 小振り

2. Noun, Suru verb

   large swing (bat, racquet, etc.); long sweeping stroke

Also written 大ぶり【おおぶり】ooburi、おお振り【おおぶり】ooburi