(something) is anyone's guess

no one knows the answer.

How the lawsuit will turn out is anybody's guess.

At that point, whether he was dead or alive was anyone's guess.

• if worst comes to worst
• If you believe that, you'll believe anything!
• if you can help it
• If you can't beat 'em!
• If you can't beat 'em, join 'em!
• If you can't stand the heat, get out of the kitchen.
• if you catch my drift
• if you get my drift
• If you pay peanuts, you get monkeys.
• if you play cards right
• if you play your cards right
• If you've got it, flaunt it!
• Ignorance is bliss.
• I guess so
• I have to hand it to
• I have to hand it to someone
• ill at ease
• I'll be a monkey's uncle!
• I'll be damned
• I'll be damned if I
• I'll be damned if I do something
• I'll believe it when I see it.
• I'll cross that bridge when I come to it.
• I'll cross that bridge when we come to it.
• I'll eat my hat