Language: en
Meaning: (idiomatic)Apracticeorrehearsal; especially, one that goes through all the motions of a physicalprocessbut without theraw materialorworkpiecepresent.Synonym:dummy runHypernyms:run;practice;rehearsalCoordinate terms:dress rehearsal,run-through,runthrough,walkthrough,walk-throughThey did adry runof the demonstration before showing it to the CEO.When thedry runmode of a machine tool control is on, the machine can move rapidly because it is cutting only air, not metal. The operator can do adry runand verify that the motions look correct.1970,Zilpha Keatley Snyder, chapter 19, inThe Changeling, New York, N.Y.:Atheneum,→OCLC; republished Guildford, Surrey:The Lutterworth Press,1976,→ISBN,page179:Next Mr. Gregory went on to make a big thing out of the fact that he had caught them climbing "into" the school grounds not long before. He didn't exactly say so, but it was plain that he felt he had interrupted some kind ofdry run—a training exercise for a crime in the planning.2001October, Warren Harris, “Just who is this guy anyway?”, inBack Numbers[1], number 1, page 1:John seems to think I will have enough to say of interest to the membership to fill my minimum number of pages. I understand that some waitlisters have contributed pages before becoming full members and this seems like a good idea to me. This way I can make adry runat putting together my contributions each mailing without worrying about having to meet minac.
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