Plural of fog; multiple instances or masses of thick cloud near ground level that reduces visibility, or metaphorically, states of confusion or bewilderment.
From Old English 'fugol' or related Germanic roots meaning mist or cloud. The plural 'fogs' simply adds the standard '-s' suffix to the base noun.
San Francisco's famous fog, often called 'Karl the Fog' by locals, is so iconic that the city threw it a birthday party—showing how a meteorological phenomenon can become a cultural personality!
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