ICT Breaker Block (BB) Explained

What is Breaker Block in ICT?

A failed order block that is later approached from the opposite side and may act as a support/resistance reference.

Definition of Breaker Block

An OB whose expected reaction fails; after price trades through it, the zone may invert its role.

How to identify Breaker Block

Identify the original OB; observe decisive violation; then watch for a retest from the opposite side and evidence of rejection.

Bullish Breaker Block example

a bearish OB is broken upward and later supports a pullback.

Bearish Breaker Block example

a bullish OB is broken downward and later resists a rally.

Breaker Block chart examples

Practical trading example

A bullish OB fails as price closes below it; on a rally back into the zone, price rejects, forming a candidate bearish breaker.

Common mistakes and important notes

A broken OB is not automatically a high-quality breaker. Define the invalidation and retest criteria.

Related ICT concepts

Part of Order Blocks and PD Arrays. New to ICT? Start with the beginner guide.