Definitions from Wiktionary (Barnacle)

▸ noun:  A marine crustacean of the subclass Cirripedia that attaches itself to submerged surfaces such as tidal rocks or the bottoms of ships.
▸ noun:  The barnacle goose.
▸ noun:  (engineering, slang) In electrical engineering, a change made to a product on the manufacturing floor that was not part of the original product design.
▸ noun:  (electronics, slang) On printed circuit boards, a change such as soldering a wire in order to connect two points, or addition such as an added resistor or capacitor, subassembly or daughterboard.
▸ noun:  (software engineering, slang) A deprecated or obsolete file, image or other artifact that remains with a project even though it is no longer needed.
▸ noun:  (obsolete, in the plural) An instrument like a pair of pincers, to fix on the nose of a vicious horse while shoeing so as to make it more tractable.
▸ noun:  (archaic, British, slang, in the plural) A pair of spectacles.
▸ noun:  (slang, obsolete) A good job, or snack easily obtained.
▸ noun:  (slang) A worldly sailor.
▸ verb:  To connect with or attach.
▸ verb:  To press close against something.
▸ noun:  A village in Shilton and Barnacle parish, Rugby borough, Warwickshire, England (OS grid ref SP3884).
▸ noun:  A surname.
▸ Also see barnacle

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