- 1 [mass noun] A thick cloud of tiny water droplets suspended in the atmosphere at or near the earth’s surface which obscures or restricts visibility (to a greater extent than mist; strictly, reducing visibility to below 1 km): the collision occurred in thick fogMore example sentences
- Thick fog had reduced visibility, causing the Glanmire to plough into Black Carr Rock.
- Police said it was raining at the time of the crash and that low cloud and dense fog reduced visibility.
- Rain, heavy cloud cover and thick fog in the area had prompted Albania's prime minister, Fatos Nano, to cancel his own flight to the conference.
- 1.1 [in singular] An opaque mass of particles in the air: a whirling fog of dustMore example sentences
- In the auditorium eons of dust collected in the pale green stage curtain, sending up a billowing fog of allergens each time the folds were drawn or opened.
- A billowing fog of chill air poured out of the door and swirled around Cane's arms and legs as he heedlessly strode forward.
- Soon, up the street, I saw the swirling masses, vaguely in the fog of the gasses.
- 1.2 Photography Cloudiness which obscures the image on a developed negative or print.More example sentences
- Although it is possible to print through the fog, graininess is increased by developer induced base fog.
- Restrainers both slow the rate of development and prevent unwanted fog.
- The image is fairly decent, the full screen transfer suffering from a little-too-soon cosmetic soft focus and fog.
- 2 [in singular] A state or cause of perplexity or confusion: the coffee helped clear the fog in my brainMore example sentences
- He sighed, leaning back into the chair and raising his hands to his eyes, as if trying to clear the fog from his brain.
- Suddenly the fog cleared from his brain and he heard what the voice was saying.
- Victor sat down, shaking his head in an attempt to clear the fog overwhelming his brain.
verb (fogs, fogging, fogged)[with object] Back to top
- 1(With reference to a glass surface) cover or become covered with steam: [with object]: hot steam drifted about her, fogging up the window [no object]: the windscreen was starting to fog upMore example sentences
- Solastian was half-asleep now and leaning against the door window, eyes half-closed and unfocused and breath fogging up the glass.
- In a flash, Bryn's snout was inches from Zion's nose; his hot, steamy breath fogging up the glasses perched there.
- After feeling weirded out for a few minutes, she noticed the steam fogging up the mirror.
- 1.1 Photography Make (a film, negative, or print) obscure or cloudy.More example sentences
- This will eliminate reflections from the backing material that can fog the film.
- When the buildup is sufficient, a spark may flash inside your camera, fogging the film.
- First, the black - and-white latent image is developed and then the rest of the unexposed material is chemically fogged.
- 2Bewilder or puzzle: she stared at him, confusion fogging her brainMore example sentences
- Confusion was fogging my brain up to the point that I couldn't think, I could only feel.
- I sat up and buried my face in my hands, confusion fogging my mind.
- My brain was so fogged, my memory so poor and my concentration so fleeting that it would take me the entire morning to eke out a paragraph.
- 2.1Make (an idea or situation) difficult to understand: the government has been fogging the issueMore example sentences
- But Reagan never let his crystalline beliefs be fogged by reality, including the reality of his own behavior.
- Forget the figures for a moment, though: they fog the emotional experience that defines a legend.
- 3Spray with an insecticide.More example sentences
- Never spray or fog a house with insecticides to combat lice.
- The city had decided to temporarily halt the mosquito fogging program.
- Dueck says the grounds will be fogged for mosquitoes.
the fog of war
- Confusion caused by the chaos of war or battle: he argues that the fog of war clouded everyone’s judgementMore example sentences
- Once again the strategic goal of a two-state solution is obscured by the fog of war.
- The second section of the film takes place in the fog of war.
- In real-time, counter-terrorism has its own equivalent of the fog of war.
mid 16th century: perhaps a back-formation from foggy.
- 1The grass which grows in a field after a crop of hay has been taken.More example sentences
- If the humidity is too high, the fog just grows and grows out of control.
late Middle English: origin uncertain; perhaps related to Norwegian fogg.