over·hand 
/ˈoʊvɚˌhænd/ adjective
/ˈoʊvɚˌhænd/ adjective US : made with the hand brought forward and down from above the shoulder
▪ an overhand [=(Brit) overarm] pitch/throw ▪ an overhand tennis stroke — compare underhand
▪ an overhand [=(Brit) overarm] pitch/throw ▪ an overhand tennis stroke — compare underhand
— overhand adverb
▪ I can pitch overhand or underhand.
▪ I can pitch overhand or underhand.
