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A Slippery Slope

A Slippery Slope.

English
idiom

A situation likely to lead to something worse.

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What it means...

A situation that is likely to lead somewhere worse.

When you call something a slippery slope, you warn that one small exception makes the next one easier.

It's used to argue against changes that look harmless on their own.

Use it when…

  • When one small exception leads to many more
  • When a minor compromise starts a worse pattern
  • When bending a rule once makes it unenforceable

Don’t confuse with...

Wrong icon

"The Last Straw"

—

The final thing that ends your patience

Wrong icon

"Open a Can of Worms"

—

Start something complicated and messy

Correct icon

"A Slippery Slope"

—

One step leading somewhere worse

Where you’ll hear it

You’ll hear the "A Slippery Slope" idiom in real life — at work, in relationships, or in the media.

Work & Business

Corporate Issues

Compliance teams describe informal exceptions as a slippery slope toward losing the policy entirely.

Relationships & Social Life

Family

He argued that one late curfew was a slippery slope, and his daughter disagreed loudly.

Media & Everyday Life

Politics

Debates about emergency powers usually feature someone warning about a slippery slope.

Use it like this

Here’s how to use "A Slippery Slope" idiom naturally in real conversations, with real examples.

Work & Business

Raising concerns

You

Skipping review just this once is a slippery slope.

Colleague

Fair. Let's do it properly.

Relationships

Setting boundaries

Partner

Can we push the gym to tomorrow again?

You

That's a slippery slope and we both know how it ends.

Everyday Conversations

Opinions

You

Once you allow one exception, it's a slippery slope.

Friend

Depends whether anyone enforces the rule afterwards.

Last updated:
October 4, 2026

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