skimmer (n.)youdaoicibaDictYouDict[skimmer 词源字典]
"skimming utensil," late 14c., agent noun from skim (v.). From 1751 as "one who reads superficially." The North American shore bird (1785) is so called from its method of feeding. As "one who diverts money from earnings for some private purpose" by 1970.[skimmer etymology, skimmer origin, 英语词源]