The term 'used an auger' can be summarized by two crossword solutions: BORED (5 letters) and REAMED (6 letters). An auger is a tool used for drilling holes in wood, metal, or other materials. BORED is the past tense of the verb bore, which means to make a hole with a drill or an auger. Reamed is the past tense of the verb ream, which means to enlarge or smooth a hole with a tool such as an auger. Therefore, the term 'used an auger' can be summarized as having drilled and/or enlarged a hole with an auger.