peen

peen is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.(a) A round-edged, or hemispherical, end to the head of a hammer or sledge, used to stretch or bend metal by indentation. (b) The sharp-edged end of the head of a mason's hammer. [Spelt also pane, pein, and piend.]
  2. 2.To draw, bend, or straighten, as metal, by blows with the peen of a hammer or sledge.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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