Noun

• S: (n) pin (a piece of jewelry that is pinned onto the wearer's garment)
• S: (n) fall, pin (when a wrestler's shoulders are forced to the mat)
• S: (n) peg, pin (small markers inserted into a surface to mark scores or define locations etc.)
• S: (n) personal identification number, PIN, PIN number (a number you choose and use to gain access to various accounts)
• S: (n) pin, peg, stick (informal terms for the leg) "fever left him weak on his sticks"
• S: (n) pivot, pin (axis consisting of a short shaft that supports something that turns)
• S: (n) pin, pin tumbler (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)
• S: (n) pin, flag (flagpole used to mark the position of the hole on a golf green)
• S: (n) pin (a small slender (often pointed) piece of wood or metal used to support or fasten or attach things)
• S: (n) peg, pin, thole, tholepin, rowlock, oarlock (a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing)
• S: (n) bowling pin, pin (a club-shaped wooden object used in bowling; set up in triangular groups of ten as the target)

Verb

• S: (v) trap, pin, immobilize, immobilise (to hold fast or prevent from moving) "The child was pinned under the fallen tree"
• S: (v) pin (attach or fasten with pins or as if with pins) "pin the needle to the shirt". "pin the blame on the innocent man"
• S: (v) pin (pierce with a pin) "pin down the butterfly"
• S: (v) pin (immobilize a piece)