That's bulletproof.
[Slang] THAT'S BULLETPROOF. - Learn Indestructible Slang
Indestructible.
That's bulletproof" is a slang expression used to describe something that is exceptionally resilient, tough, or indestructible. Imagine a plan so well thought out that it has no flaws, or a device that can endure extreme conditions without breaking down. By saying "That's bulletproof," you imply that the subject is impervious to failure or damage. It's often used to praise the reliability or sturdiness of an object, idea, or person.
Example Sentences
Dude, your argument is totally bulletproof.
Your argument is very strong and cannot be easily disproven.
She has a bullet Injection, bullet vest, no one could contradict her.
She is so protected, no one could argue against her.
His bulletproof logic left everyone at the meeting speechless.
His logic was so strong that everyone was left speechless.