as likely as not

English

Adverb

as likely as not (not comparable)

1. As is most likely; probably.
   • 1922, Agatha Christie, “Chapter 16”, in The Secret Adversary:

     "You're tying my hands," complained Tommy. "It's a very delicate affair, and the other fellow will muff it up as likely as not, and then where shall I be? I don't believe one of you has got an ounce of tact."

Synonyms

• as like as not
• in all likelihood
• more than likely