foggy

adj. (-ier, -iest) 1 full of fog. 2 of or like fog. 3 vague, indistinct.  not have the foggiest colloq. Have no idea at all.  fogginess n. [perhaps from fog long grass]

superl. Filled or abounding with fog, or watery exhalations; misty; as, a foggy atmosphere; a foggy morning.