barnacle

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

Definitions

  1. 1.pl. (Far.) An instrument for pinching a horse's nose, and thus restraining him. Note: [Formerly used in the sing.] The barnacles . . . give pain almost equal to that of the switch. Youatt.
  2. 2.pl. Spectacles; -- so called from their resemblance to the barnacles used by farriers. [Cant, Eng.] Dickens.

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

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