Definition of best bet
: safest or most reliable course of action : surest means to a desired end : most advantageous approach : most satisfactory choice the pilot's best bet was to make an emergency landing the best bet for stabilizing the national economy
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
First Known Use of best bet
Seen and Heard
What made you want to look up best bet? Please tell us where you read or heard it (including the quote, if possible).