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Webster 1913 Edition

Birdbolt

Bird′boltˊ

,

Noun.

A short blunt arrow for killing birds without piercing them.

Hence:

Anything which smites without penetrating.

Shak.

Webster 1828 Edition

Birdbolt

BIRD'BOLT

,

Noun.

[bird and bolt.] An arrow, broad at the end, for shooting birds.