putter (v.)youdaoicibaDictYouDict[putter 词源字典]
"keep busy in a rather useless way," 1841, originally among farmers, alteration of potter (v.). Related: Puttered; puttering.[putter etymology, putter origin, 英语词源]
putter (n.)youdaoicibaDictYouDict
late 14c., "beast that pushes with the head," agent noun from put (v.). As a type of golf club used in putting, from 1743; see putt (v.).