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[fog-ee, faw-gee] /ˈfɒg i, ˈfɔ gi/
adjective, foggier, foggiest.
thick with or having much fog; misty:
a foggy valley; a foggy spring day.
covered or enveloped as if with fog:
a foggy mirror.
blurred or obscured as if by fog; not clear; vague:
I haven't the foggiest notion of where she went.
bewildered; perplexed.
Photography. affected by fog.
Origin of foggy
1520-30; fog2 + -y1; orig. meaning marshy, thick, murky
Related forms
foggily, adverb
fogginess, noun
unfoggy, adjective
Can be confused
foggy, fogy.
3. fuzzy, hazy, dim, murky, muddled. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for foggy
Contemporary Examples
Historical Examples
  • Captain Smith stared too, and sniffed at the wind as he had often done upon his deck on a foggy morning.

    Fair Margaret H. Rider Haggard
  • Though it was not foggy, the air was thick, and I could see nothing ahead.

    Up the River Oliver Optic
  • He re-filled their champagne glasses, flung an arm sideways over his chair, and smiled at her with a foggy benevolence.

    The Glimpses of the Moon Edith Wharton
  • Then Oakum Otie sighed and melted away into the foggy gloom.

    Blow The Man Down Holman Day
  • It might have been the middle of the night; but it wasn't—it was Guy Fawkes' Day, and eight o'clock on a foggy morning.

    The Rainbow Book Tales of Fun & Fancy Mabel Henriette Spielmann
British Dictionary definitions for foggy


adjective -gier, -giest
thick with fog
obscure or confused
another word for fogged
not the foggiest, not the foggiest idea, not the foggiest notion, no idea whatsoever: I haven't the foggiest
Derived Forms
foggily, adverb
fogginess, noun
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
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Word Origin and History for foggy

1540s, perhaps from a Scandinavian source, or formed from fog (n.1) + -y (2). Foggy Bottom "U.S. Department of State," from the name of a marshy region of Washington, D.C., where many federal buildings are (also with a suggestion of political murkiness) popularized 1947 by James Reston in "New York Times," but he said it had been used earlier by Edward Folliard of "The Washington Post."

Online Etymology Dictionary, © 2010 Douglas Harper
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