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make a mountain out of a molehill

make a mountain out of a molehill idiom
Exaggerate trifling difficulties, as in If you forgot you racket you can borrow one—don't make a mountain out of a molehill. This expression, alluding to the barely raised tunnels created by moles, was first recorded in John Fox's The Book of Martyrs (1570).

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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