From Longman Dictionary of Contemporary Englishgimletgim‧let /ˈɡɪmlɪt/ noun [countable] 1 TZa tool that is used to make small holes in wood so that you can put screws in easily2 → gimlet-eyed/gimlet eyes
Examples from the Corpus
gimlet• He has a piercing gimlet eye.Origin gimlet (1300-1400) Old French guimbelet, probably from Middle Dutch wimmel “tool for making holes” 