What does "welt" mean?

Welt: (Her.) A narrow border, as of an ordinary, but not extending around the ends. Welt joint, a joint, as of plates, made with a welt, instead of by overlapping the edges. See Weld, n., 1 (d).

Additional senses

  1. 2.To furnish with a welt; to sew or fasten a welt on; as, to welt a boot or a shoe; to welt a sleeve.
  2. 3.To wilt. [R.]

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