1. (a.) Filled or abounding with fog; obscure; misty; as, a foggy atmosphere; a foggy morning\.

2. (superl.) Beclouded; dull; obscure; as, foggy ideas.

addlebrained addled addleheaded addlepated aleatoric aleatory amorphous beclouded befuddled blear blear-witted bleared bleary blind blobby blurred blurry broad chance chancy chaotic clear as mud cloudy confused dark dim disordered dizzy faint feeble filmy fogged fuddlebrained fuddled fuzzy general half-seen half-visible hazy hit-or-miss ill-defined imprecise in a fog in a muddle inaccurate inchoate incoherent inconspicuous indecisive indefinable indefinite indeterminable indeterminate indistinct indistinguishable inexact lax loose low-profile merely glimpsed misted misty muddled muddleheaded muddy muddybrained murky mushy muzzy nebulous nonspecific obscure opaque orderless out of focus pale pea-soupy puzzleheaded random scramblebrained semivisible shadowed forth shadowy shapeless smoggy soupy stochastic sweeping transcendent uncertain unclear undefined undestined undetermined unplain unrecognizable unspecified vague vaporous vapory veiled weak