foggy
Americanadjective
-
thick with or having much fog; misty.
a foggy valley;
a foggy spring day.
-
covered or enveloped as if with fog.
a foggy mirror.
-
(of thinking, ideas, etc.) dim or unclear as if obscured by fog; vague.
I haven't the foggiest notion of where she went.
- Synonyms:
- muddleheaded, muddled, fuzzy, befuddled
-
Difficulties with memory, concentration, attention, and fatigue left me feeling foggy and muddled much of the time.
-
Photography. affected by fog.
adjective
-
thick with fog
-
obscure or confused
-
another word for fogged
-
no idea whatsoever
I haven't the foggiest
Other Word Forms
- foggily adverb
- fogginess noun
- unfoggy adjective
Etymology
Origin of foggy
First recorded in 1520–30; fog 2 + -y 1; original sense was “marshy, thick, murky”
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Whether Tuesday’s rebound marks the entrance to that path, or another meandering trail of foggy wartime reactions, remains to be seen.
From Barron's • Mar. 31, 2026
A stroke had left him perpetually foggy, unable to recall many details about his life beyond the fact that he had been born in Cuba and had spent nearly 50 years in the United States.
From Los Angeles Times • Mar. 21, 2026
Between bands of rain there will be quieter weather which brings the risk of one or two chilly or foggy nights.
From BBC • Mar. 4, 2026
Does Mr. Paxton’s baggage—my deliberately foggy term—bother his fans?
From The Wall Street Journal • Feb. 27, 2026
I rubbed my hand over the foggy window and peered out.
From "The Book of Unknown Americans" by Cristina Henríquez
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
