give the game away
US /ɡɪv ðə ɡeɪm əˈweɪ/
UK /ɡɪv ðə ɡeɪm əˈweɪ/

1.
membocorkan rahsia, mengungkapkan kejutan
to reveal a secret or surprise, often unintentionally
:
•
Don't give the game away by telling her about the surprise party.
Jangan membocorkan rahsia dengan memberitahunya tentang parti kejutan itu.
•
His nervous laughter almost gave the game away.
Ketawa gugupnya hampir membocorkan rahsia.