Definition

1. Adjective:
   • Obscured by fog; filled with fog or mist: Describes conditions where visibility is reduced due to the presence of fog.
   • Indistinct, hazy, or blurred: Describes something that is unclear, vague, or lacking sharp definition, either visually or conceptually.
   • Dazed, mentally slow, or confused: Describes a state of mind where thinking is sluggish, unclear, or muddled, often due to tiredness, shock, or intoxication.

Usage Examples

• Describing weather or visibility:
  • The morning was so foggy that the driver had to use headlights.
  • We canceled the hike due to the foggy conditions on the mountain.
• Describing something unclear or vague:
  • I only have a foggy memory of that event from my childhood.
  • The photograph was old and foggy, making the faces hard to recognize.
• Describing a confused mental state:
  • After the long meeting, my mind felt foggy and I couldn't concentrate.
  • Waking up suddenly, he was still foggy and disoriented.

Advanced Usage

• "not have the foggiest (idea)": To have no idea or understanding at all about something. This is a common idiomatic expression.
  • I don't have the foggiest idea what the password could be.
• "foggy notion": A very vague or unclear idea.
  • He had only a foggy notion of how the machine was supposed to work.

Variants and Related Words

• Fog (n): A thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface, limiting visibility.
  • The fog rolled in from the sea.
• Fog (v): To cover or become covered with or as if with fog; to make something obscure or confusing.
  • The steam fogged up the bathroom mirror.
  • Complex jargon can fog the meaning of a simple message.
• Foggily (adv): In a foggy manner.
  • He stared foggily at the instructions, unable to comprehend them.
• Fogginess (n): The state or quality of being foggy.
  • The fogginess of his memory was frustrating.

Synonyms

• Misty, murky, hazy: For weather-related obscurity.
• Blurred, indistinct, vague, unclear: For lack of clarity.
• Groggy, dazed, muddled, befuddled: For a confused mental state.

Related Idioms

• Not have the foggiest (notion/idea): To be completely unaware or ignorant of something.
  • "Where did she go?" "I haven't the foggiest."

Adjective

1. obscured by fog
   • he could barely see through the fogged window
2. filled or abounding with fog or mist
   • a brumous October morning
3. indistinct or hazy in outline
   • a landscape of blurred outlines
   • the trees were just blurry shapes
4. stunned or confused and slow to react (as from blows or drunkenness or exhaustion)