be anyone's guess

US /bi ˈen.i.wʌnz ɡes/
UK /bi ˈen.i.wʌnz ɡes/
"be anyone's guess" picture
1.

ieders gok, onmogelijk te voorspellen

to be impossible for anyone to know or predict

:
When the new product will be released is anyone's guess.
Wanneer het nieuwe product wordt uitgebracht, is ieders gok.
What he'll do next is anyone's guess.
Wat hij hierna zal doen, is ieders gok.