[oh-puh n-uh n-shuht]
immediately obvious upon consideration; easily decided: an open-and-shut case of murder.
Origin of open-and-shut
An Americanism dating back to 1835–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for open and shutunassailable, evident, undeniable, unquestionable, irrefutable, absolute, observable, salient, spectacular, remarkable, noteworthy, distinct, perceptible, apparent, notable, unmistakable, eye-catching, striking, marked, obvious
easily decided or solved; obviousan open-and-shut case
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
open and shut
Simple, straightforward, easily solved, as in With three eyewitnesses, the prosecutor said this case was open and shut. This term suggests that one has immediate access to the facts of a situation. [c. 1840]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.