Dictionary

blockhouse

noun block·house \-ˌhas\

Definition of BLOCKHOUSE

1
a :  a structure of heavy timbers formerly used for military defense with sides loopholed and pierced for gunfire and often with a projecting upper story
b :  a small easily defended building for protection from enemy fire
2
:  a building usually of reinforced concrete serving as an observation point for an operation likely to be accompanied by heat, blast, or radiation hazard

Illustration of BLOCKHOUSE

First Known Use of BLOCKHOUSE

1512

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