rifleman /ˈɹaɪ̯fəlmən/ noun3 •A soldier trained to use a rifle as a primary weapon.The riflemen had not been issued their weapons yet, and hence they trained with wooden mock-up rifles. •A person especially skilled in the use of a rifle.She was quite the rifleman and could pick off a squirrels with a .22 from across the field with amazing accuracy. •A small wrenlike insectivorous passerine bird endemic to New Zealand, Acanthisitta chloris, the titipounamu. formsriflemen