hornsman|ˈhɔːnzmən| [f.horn'sposs. case: cf.townsman, etc.] 1. A man who plays a horn. 1897Q. Rev. Apr. 521 The hornsman himself was cut down, and the famous horn captured. 2. The horned adder or plumed viper of Africa, Clotho cornuta. 1890in Cent.Dict.