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English definition of “fog”

fog

noun uk   /fɒɡ/ us    /fɑːɡ/

fog noun (WEATHER)

A2 [C or U] a weather condition in which very small drops of water come together to form a thick cloud close to the land or sea, making it difficult to see: Thick/Heavy/Dense fog has made driving conditions dangerous. Mists, freezing fogs and snow are common in this area. It took several hours for the fog to lift.

fog noun (CONFUSION)

[S] informal a confused or uncertain state, usually mentally or emotionally: I went home in a fog of disbelief.

fog

verb [T] uk   /fɒɡ/ us    /fɑːɡ/ (-gg-)
to make something or someone confused or uncertain: Alcohol fogs the brain. The minister's speech had merely fogged the issue.
Phrasal verbs
(Definition of fog from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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