(uncountable) A thick cloud that forms near the ground; the obscurity of such a cloud. (Compare mist, haze.) / (uncountable) A mist or film clouding a surface.

(intransitive) To become covered with or as if with fog. / (intransitive) To become obscured in condensation or water. / (intransitive, photography) To become dim or obscure.

A new growth of grass appearing on a field that has been mowed or grazed. / (UK, dialect) Tall and decaying grass left standing after the cutting or grazing season. / (Scotland) Moss.

(transitive) To pasture cattle on the fog (of), or aftergrass, of; to eat off the fog from (a field). / (intransitive) To become covered with the kind of grass called fog.

simple past tense and past participle of fog

Initialism of fat, oil, and grease. / Initialism of frequency of gobbledygook: the commonness of long and complicated words in a text, as measured by systems like the Gunning fog index.

plural of fog

Third-person singular simple present indicative form of fog

present participle of fog

The dispersal of insecticide into a forest canopy so as to collect organisms.