fog

1
[ fog, fawg ]
/ fɒg, fɔg /

noun

verb (used with object), fogged, fog·ging.

verb (used without object), fogged, fog·ging.

to become enveloped or obscured with or as if with fog.
Photography. (of a negative or positive) to become affected by fog.

Origin of fog

1
1535–45; perhaps by back formation from foggy. See fog2

SYNONYMS FOR fog

3 obfuscation. See cloud.
7 becloud, obfuscate, dim, blur, darken.
8 daze, befuddle, muddle, mystify.

OTHER WORDS FROM fog

fog·less, adjective un·fogged, adjective un·fog·ging, adjective

Definition for fog (2 of 2)

fog 2
[ fog, fawg ]
/ fɒg, fɔg /

noun U.S. and British Dialect.

a second growth of grass, as after mowing.
long grass left standing in fields during the winter.

Origin of fog

2
1300–50; Middle English fogge, fog < Scandinavian; compare Norwegian fogg long grass on damp ground, foggy

Example sentences from the Web for fog

British Dictionary definitions for fog (1 of 2)

fog 1
/ (fɒɡ) /

noun

verb fogs, fogging or fogged

Word Origin for fog

C16: perhaps back formation from foggy damp, boggy, from fog ²

British Dictionary definitions for fog (2 of 2)

fog 2
/ (fɒɡ) /

noun

  1. a second growth of grass after the first mowing
  2. grass left to grow long in winter

Word Origin for fog

C14: probably of Scandinavian origin; compare Norwegian fogg rank grass

Scientific definitions for fog

fog
[ fôg ]

A dense layer of cloud lying close to the surface of the ground or water and reducing visibility to less than 1 km (0.62 mi). Fog occurs when the air temperature becomes identical, or nearly identical, to the dew point.
An opaque or semiopaque condensation of a substance floating in a region or forming on a surface.

Idioms and Phrases with fog

fog

see in a fog.