overhand
adjective, adverb US uk/ˈəʊ.və.hænd/ us/ˈoʊ.vɚ.hænd/ (also mainly UK overarm)
（尤指投球）举手过肩的（地） ;上手投球的（地）
(especially of a throw) made with the arm moving above the shoulder
an overhand throw/serve 上手投球／发球
Throw it overhand. 手举过肩把它投出去。