PIN

peg, pin, thole, tholepin, rowlock, oarlock

(noun) a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing

pin

(noun) a small slender (often pointed) piece of wood or metal used to support or fasten or attach things

pin

(noun) a piece of jewelry that is pinned onto the wearer’s garment

pin, flag

(noun) flagpole used to mark the position of the hole on a golf green

pin, pin tumbler

(noun) cylindrical tumblers consisting of two parts that are held in place by springs; when they are aligned with a key the bolt can be thrown

pivot, pin

(noun) axis consisting of a short shaft that supports something that turns

pin, peg, stick

(noun) informal terms for the leg; “fever left him weak on his sticks”

peg, pin

(noun) small markers inserted into a surface to mark scores or define locations etc.

fall, pin

(noun) when a wrestler’s shoulders are forced to the mat

pin

(verb) (chess) immobilize a piece

trap, pin, immobilize, immobilise

(verb) to hold fast or prevent from moving; “The child was pinned under the fallen tree”

pin

(verb) attach or fasten with pins; “pin the needle to the shirt”

pin

(verb) pierce with a pin; “pin down the butterfly”

Source: WordNet® 3.1

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Etymology 1

Noun

pin (plural pins)

A needle without an eye (usually) made of drawn-out steel wire with one end sharpened and the other flattened or rounded into a head, used for fastening.

A small nail with a head and a sharp point.

A cylinder often of wood or metal used to fasten or as a bearing between two parts.

(wrestling, professional wrestling) The victory condition of holding the opponent's shoulders on the wrestling mat for a prescribed period of time.

A slender object specially designed for use in a specific game or sport, such as skittles or bowling.

(informal, in plural) A leg.

(electricity) Any of the individual connecting elements of a multipole electrical connector.

A piece of jewellery that is attached to clothing with a pin.

(US) A simple accessory that can be attached to clothing with a pin or fastener, often round and bearing a design, logo or message, and used for decoration, identification or to show political affiliation, etc.

Synonyms: badge, lapel pin

(chess) A scenario in which moving a lesser piece to escape from attack would expose a more valuable piece to attack.

(golf) The flagstick: the flag-bearing pole which marks the location of a hole

(curling) The spot at the exact centre of the house (the target area)

(dated) A mood, a state of being.

One of a row of pegs in the side of an ancient drinking cup to mark how much each person should drink.

(medicine, obsolete) Caligo.

A thing of small value; a trifle.

A peg in musical instruments for increasing or relaxing the tension of the strings.

(engineering) A short shaft, sometimes forming a bolt, a part of which serves as a journal.

The tenon of a dovetail joint.

(UK, brewing) A size of brewery cask, equal to half a firkin, or eighth of a barrel.

(informal) A pinball machine.

Synonyms

• (small nail): nail, tack

• (cylinder of wood or metal): peg

• (games): skittle

• (jewellery fastened with a pin): brooch

Hyponyms

• (jewellery fastened with a pin): breastpin

• (chess): absolute pin, relative pin, partial pin

Verb

pin (third-person singular simple present pins, present participle pinning, simple past and past participle pinned)

(often followed by a preposition such as "to" or "on") To fasten or attach (something) with a pin.

(chess, usually, in the passive) To cause (a piece) to be in a pin.

(wrestling) To pin down (someone).

To enclose; to confine; to pen; to pound.

(computing, GUI, transitive) To attach (an icon, application, etc.) to another item.

(computing, transitive) To fix (an array in memory, a security certificate, etc.) so that it cannot be modified.

To cause an analog gauge to reach the stop pin at the high end of the range.

Synonym: peg

Etymology 2

Verb

pin (third-person singular simple present pins, present participle pinning, simple past and past participle pinned)

Alternative form of peen

Anagrams

• NIP, NPI, Nip, nip

Etymology 1

Noun

PIN (plural PINs)

Acronym of personal identification number (“personal identification number”).

Etymology 2

Noun

PIN (plural PINs)

(organic chemistry) Initialism of preferred IUPAC name.

Anagrams

• NIP, NPI, Nip, nip

Source: Wiktionary

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Pin, v. t. (Metal Working)

Definition: To peen.

Pin, v. t. Etym: [Cf. Pen to confine, or Pinfold.]

Definition: To inclose; to confine; to pen; to pound.

Pin, n. Etym: [OE. pinne, AS. pinn a pin, peg; cf. D. pin, G. pinne, Icel. pinni, W. pin, Gael. & Ir. pinne; all fr. L. pinna a pinnacle, pin, feather, perhaps orig. a different word from pinna feather. Cf. Fin of a fish, Pen a feather.]

1. A piece of wood, metal, etc., generally cylindrical, used for fastening separate articles together, or as a support by which one article may be suspended from another; a peg; a bolt. With pins of adamant And chains they made all fast. Milton.

2. Especially, a small, pointed and headed piece of brass or other wire (commonly tinned), largely used for fastening clothes, attaching papers, etc.

3. Hence, a thing of small value; a trifle. He . . . did not care a pin for her. Spectator.

4. That which resembles a pin in its form or use; as: (a) A peg in musical instruments, for increasing or relaxing the tension of the strings. (b) A linchpin. (c) A rolling-pin. (d) A clothespin. (e) (Mach.) A short shaft, sometimes forming a bolt, a part of which serves as a journal. See Illust. of Knuckle joint, under Knuckle. (f) (Joinery) The tenon of a dovetail joint.

5. One of a row of pegs in the side of an ancient drinking cup to mark how much each man should drink.

6. The bull's eye, or center, of a target; hence, the center. [Obs.] "The very pin of his heart cleft." Shak.

7. Mood; humor. [Obs.] "In merry pin." Cowper.

8. (Med.)

Definition: Caligo. See Caligo. Shak.

9. An ornament, as a brooch or badge, fastened to the clothing by a pin; as, a Masonic pin.

10. The leg; as, to knock one off his pins. [Slang] Banking pin (Horol.), a pin against which a lever strikes, to limit its motion.

– Pin drill (Mech.), a drill with a central pin or projection to enter a hole, for enlarging the hole, or for sinking a recess for the head of a bolt, etc.; a counterbore.

– Pin grass. (Bot.) See Alfilaria.

– Pin hole, a small hole made by a pin; hence, any very small aperture or perforation.

– Pin lock, a lock having a cylindrical bolt; a lock in which pins, arranged by the key, are used instead of tumblers.

– Pin money, an allowance of money, as that made by a husband to his wife, for private and personal expenditure.

– Pin rail (Naut.), a rail, usually within the bulwarks, to hold belaying pins. Sometimes applied to the fife rail. Called also pin rack.

– Pin wheel. (a) A contrate wheel in which the cogs are cylindrical pins. (b) (Fireworks) A small coil which revolves on a common pin and makes a wheel of yellow or colored fire.

Pin, v. t. [imp. & p. p. Pinned; p. pr. & vb. n. Pinning.] Etym: [See Pin, n.]

Definition: To fasten with, or as with, a pin; to join; as, to pin a garment; to pin boards together. "Aa if she would pin her to her heart." Shak. To pin one's faith upon, to depend upon; to trust to.

Source: Webster’s Unabridged Dictionary 1913 Edition

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