When you’ve seen, heard, etc. one, you’ve seen, heard, etc. them all

phrase

To say that all items or experiences of a particular type are the same, and if you have seen or experienced one, you have seen or experienced them all.

All these romantic comedies are the same - when you've seen one, you've seen them all.

Idiomatic

phrase

All these romantic comedies are the same - when you've seen one, you've seen them all.

Idiomatic

Definition 1 of 1

Pro Tip 1/3

Using this phrase can suggest you think something is unoriginal or overdone.

Another superhero movie? When you've seen one, you've seen them all.

Pro Tip 2/3

It often implies a mild criticism or lack of enthusiasm about the things being described.

This town's pubs are all alike. When you’ve visited one, you’ve visited them all.

Pro Tip 3/3

Avoid using this phrase when referring to things appreciated for their uniqueness or individuality.

I like handcrafted items, so I don't agree that when you've seen one, you've seen them all.

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