Throw away the key Meaning in English
expression
Definition
This idiom means to lock someone up (like in prison) and never let them out, usually as a punishment. It's often used to suggest someone should be punished very harshly.
Usage & Nuances
Highly informal, often used for emphasis in speech. Usually not literal—it expresses a desire for extreme punishment. Common in crime discussions ('should lock him up and throw away the key'). Not actually used about ordinary situations; avoid in formal writing.
Example Sentences
Some people think dangerous criminals should be locked up and throw away the key.
basic
He broke the law again! This time, they should throw away the key.
basic
If you hurt someone like that, they will throw away the key.
basic
Honestly, after what he did, I say throw away the key.
natural
Some people steal and get a chance, but others just say 'throw away the key' and move on.
natural
You messed up big time—be careful or they’ll throw away the key next time.
natural