fish joint

1. 1.

   a butt joint formed by bolting fish plates to the sides of two rails or beams

   Broaderbutt joint

Questions about fish joint

What does fish joint mean?

fish joint means "a butt joint formed by bolting fish plates to the sides of two rails or beams".

Is fish joint a common word?

fish joint is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.