fog


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able to fog a mirror

Alive, perhaps barely. (If one holds up a mirror to one's nose or mouth, the breath will cause fog to appear.) I spent the whole day moving furniture, so I'm barely able to fog a mirror now. He'll date any woman who's able to fog a mirror.
See also: able, fog, mirror

in a fog

Not fully aware or alert; having one's attention clouded with something. I always feel like I'm in a fog when I take that medication. It's like it's hard for me to think.
See also: fog

able to fog a mirror

Fig. Inf. alive, even if just barely. (Usually jocular. Alludes to the use of a small mirror placed under the nose to tell if a person is breathing or not. (Able to can be replaced with can.) Look, I don't need an athlete to do this job! Anybody able to fog a mirror will do fine!
See also: able, fog, mirror

fog over

[for something made of glass] to become covered over with water vapor. The windshield fogged over because I forgot to turn on the defroster. The mirror fogged over, and I couldn't see to shave.
See also: fog, over

fog something up

to make something made of glass become covered with a film of water vapor. The moisture fogged the windshield up, and we had to stop to clean it off. The moisture fogged up the glass.
See also: fog, up

fog up

[for something made of glass] to become partially or completely obscured by a film of water vapor. The glass fogged up, and we couldn't see out.
See also: fog, up

in a fog

 and in a haze
Fig. dazed; not paying attention to what is going on around one; not alert. Jane always seems to be in a fog. When I get up, I'm in a fog for an hour. After surgery, I was in a haze until the anesthetic wore off.
See also: fog

in a fog

Also, in a haze. Preoccupied, not paying attention; also, at a loss, confused. For example, After the accident he went about in a fog, even though he had not been injured, or Millie always seems to be in a haze; she never knows what's going on. These expressions allude to fog or haze obscuring one's view; the fog usage dates from about 1600, haze from about 1800.
See also: fog

in a fog

in a state of perplexity; unable to think clearly or understand something.
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in a ˈfog

(informal) uncertain and confused: Thank you for your explanation, but I’m afraid I’m still in a fog over what happened.
See also: fog

fog in

v.
1. To surround something with fog: The descending mists fogged in the little village. The storm clouds fogged us in on the mountaintop. Because the airport was fogged in, all of the flights were canceled.
2. To cause something to be unable to move safely due to fog. Used chiefly in the passive: The airplane was fogged in and could not land.
See also: fog

fog up

v.
1. To become covered with condensation: The bathroom mirror fogged up after I took a shower.
2. To cause something to become covered with condensation: The steam from the kettle fogged up the kitchen windows. Don't breathe on the lens—you'll fog it up.
3. To become teary-eyed out of a strong sense of emotion: I fogged up when my parents' photo was unveiled.
See also: fog, up
References in classic literature ?
Thus, in the midst of the mud and at the heart of the fog, sits the Lord High Chancellor in his High Court of Chancery.
The fog lay unbroken like a sea down below, but higher up at the village of Schlappanitz where Napoleon stood with his marshals around him, it was quite light.
I hain't seen no fog, nor no islands, nor no troubles, nor nothing.
The captain had thrust his head and shoulders out of the pilot-house, and was staring intently into the fog as though by sheer force of will he could penetrate it.
We were some distance off, and this fog may have deadened them.
The fog was reported no clearer (by the flying waiter, who alighted from a speculative flight in the coffee interest), but he went out into it; and Bazzard, after his manner,
It was soon apparent that Hawkeye had not magnified the power of the fog, for before they had proceeded twenty yards, it was difficult for the different individuals of the party to distinguish each other in the vapor.
he cried, and then looked round on the blanket of fog.
We were terrified into this by being suddenly confronted with a vast body which showed itself vaguely for an instant and in the next instant was smothered in the fog again.
At nine we landed; the sky was brightening, the clouds were flying to the south, and the fog seemed to be leaving the cold surface of the waters.
Hope thrives best in sunlight, and I am sure that it does not thrive at all in a fog.
She had swung round to the ebb-- her bow was now towards me--the only lights on board were in the cabin, and what I saw was merely a reflection on the fog of the strong rays that flowed from the stern window.
Or perhaps the summer fog was more general, and the meadows lay like a white sea, out of which the scattered trees rose like dangerous rocks.
On Thursday the wind dropped, and a thick gray fog brooded over the land as though hiding the mysteries of the transformations that were being wrought in nature.
It was a foggy day in London, and the fog was heavy and dark.