all bets are off

all bets are off

1. That which seemed certain or foreseeable in the future is now completely unpredictable. The team seemed poised for a deep playoff run, but now that their star player is injured, all bets are off.
2. Referring to an agreement that has broken down, been reneged upon, or is no longer valid. All bets are off on the proposed tax measure, as members in congress have failed to come up with a bipartisan solution.
See also: all, bet, off
References in periodicals archive ?
In Bandung and other big cities, sometimes it seems like all bets are off.
With this Administration, which I have begun to think of more as a murder-suicide pact with the citizenry, all bets are off on the seemliness scale.
It seems all bets are off, but I repeat the prayers, trying to lure God back into my deal.
The game features a single-player mode, a two-player cooperative mode, and a two-player head-to-head battle mode in which all bets are off, and only the best Expendable unit survives.
But for us young whippersnappers whose gestation ended even a minute into 1950, all bets are off.
The politicians promise so much when they want to be elected - after that, all bets are off.