Definition of "foggiest" in English

adjective

1. superlative form of foggy: most foggy

   • Moscow is the foggiest city I've ever been to.

2. (usually used in the negative) Slightest, faintest, least.

   • I don't have the foggiest idea how to get to Piccadilly Circus on the Tube.
   • She wasn't going to get the foggiest notion about modern writing from those old books.
   • He asked me where she was going and I said "I don't have the foggiest."