foggy

adjective

fog·​gy ˈfȯ-gē 

ˈfä-

foggier; foggiest

1

a

: filled or abounding with fog

b

: covered or made opaque by moisture or grime

2

: blurred or obscured as if by fog

hadn't the foggiest notion

foggily

ˈfȯ-gə-lē 

ˈfä-

adverb

fogginess

ˈfȯ-gē-nəs 

ˈfä-

noun

Synonyms

• beclouded
• befogged
• brumous
• clouded
• cloudy
• gauzy
• hazy
• misty
• murky
• smoggy
• soupy

Examples of foggy in a Sentence

I don't remember what her name was—my memory is a little foggy.

it's pretty foggy outside, so be careful driving home

Recent Examples on the Web

Non-functioning runway lights, foggy conditions and power lines appear to have factored into the May 22 plane crash that killed Christian rock drummer Daniel Williams, music executive Dave Shapiro and four other people in San Diego. —Brian Niemietz, New York Daily News, 19 June 2025

Plane crashes into San Diego neighborhood A Cessna 550 crashed into a San Diego neighborhood during foggy weather on May 22, setting about 15 homes on fire as well as vehicles. —Karen Kucher, San Diego Union-Tribune, 19 June 2025

Officials noted the plane was heading to Montgomery-Gibbs Executive Airport in Kearny Mesa on a foggy evening when the plane clipped a transmission line about 120 feet in the air. —Karen Kucher, Mercury News, 9 June 2025

Over the past few years, the foggy strains of leftfield dance music that Purelink tapped into on their debut EP have grown in popularity, but the trio has stayed one step ahead of the revival. —Philip Sherburne, Pitchfork, 6 June 2025

Word History

Etymology

earlier, spongy, marshy, thick, probably from fog second growth of grass, from Middle English fogge

First Known Use

15th century, in the meaning defined at sense 1a

Rhymes for foggy

• boggy
• doggie
• doggy
• groggy
• soggy
• tragi
• yagi

Kids Definition

foggy

adjective

fog·​gy ˈfȯg-ē 

ˈfäg-

foggier; foggiest

1

: filled with fog

2

: vague sense 2

foggily

-ə-lē 

adverb

fogginess

-ē-nəs 

noun