Entry 1 sense Webster, 1913 Sharpshooter /shär'-psho͞ot-ẽr/ · Sharp·shoot·er · IPA /ʃˈɑrpʃuːtər/ 01 n. One skilled in shooting at an object with exactness; a good marksman. 1. One skilled in shooting at an object with exactness; a good marksman.