- make a mountain out of a molehill, to exaggerate a minor difficulty.
Origin of molehill
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the small mound of earth thrown up by a burrowing mole
- make a mountain out of a molehill to exaggerate an unimportant matter out of all proportion
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
Word Origin and History for make a mountain out of a mole-hill
Online Etymology Dictionary, © 2010 Douglas Harper
Idioms and Phrases with make a mountain out of a mole-hill
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.