foggy

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Full of or surrounded by fog.
• adjective Resembling or suggestive of fog.
• adjective Clouded or blurred by or as if by fog; vague.

from The Century Dictionary.

• Abounding or covered with fog or moss.
• Coarse; rank, as grass.
• Same as fog.
• Abounding with fog; damp with fog; misty: as, a foggy morning.
• Hence Figuratively, dull; stupid.
• Dim; not clear; obscure: as, his description was rather foggy.
• In photography, affected by fog; fogged: said of a negative.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Filled or abounding with fog, or watery exhalations; misty
• adjective Beclouded; dull; obscure.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Obscured by mist or fog; unclear; hazy
• adjective figuratively Confused, befuddled, etc.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective stunned or confused and slow to react (as from blows or drunkenness or exhaustion)
• adjective filled or abounding with fog or mist
• adjective obscured by fog
• adjective indistinct or hazy in outline