as likely as not

US /æz ˈlaɪkli æz nɑːt/
UK /æz ˈlaɪkli æz nɑːt/
"as likely as not" picture
1.

molto probabilmente, con ogni probabilità

very probable; almost certain

:
As likely as not, he'll be late again.
Molto probabilmente, sarà di nuovo in ritardo.
She'll as likely as not forget about the meeting.
Molto probabilmente si dimenticherà della riunione.