- n.a spool or mushroom pin which has had a portion of its end machined to a smaller diameter than the opposite end. It is typically used as a top pin to improve pick resistance by some manufacturers of high security cylinders.
Locksmith dictionary . 2014.
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pin|ni|grade — «PIHN uh grayd», adjective, noun. –adj. moving on land by means of finlike parts or flippers, as seals and walruses. –n. a pinnigrade animal. ╂[< Latin pinna feather, wing + gradus, ūs step < gradī to walk] … Useful english dictionary
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step ward — noun : the ward of a lock or key nearest to the pin … Useful english dictionary
Lapel pin — Lapel pins from North Korea A lapel pin is a small pin often worn on the lapel of a dress jacket. Lapel pins can be purely ornamental or can indicate the wearer s affiliation with an organization or cause; for example, American Flag lapel pins… … Wikipedia
Ten-pin bowling — is a competitive sport in which a player (the “bowler”) rolls a bowling ball down a wooden or synthetic (polyurethane) lane with the objective of scoring points by knocking down as many pins as possible. The convert|41.5|in|cm|0|lk=on|sing=on… … Wikipedia
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Naval Aviation Supply Corps pin — The Naval Aviation Supply Officer (NASO) is the warfare insignia and professional qualification that U.S.Navy Navy Supply Corps commissioned and warrant officers have an opportunity to earn when assigned to an aviation related billet (AKA job… … Wikipedia
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