- a short metal rod, as a linchpin, driven through holes in adjacent parts, as a hub and an axle, to keep the parts together.
- a short cylindrical rod or tube, as a wrist pin or crankpin, joining two parts so as to permit them to move in one plane relative to each other.
- a short axle, as one on which a pulley rotates in a block.
- an axle for a sheave of a block.
- belaying pin.
- to bookmark (a photo or link) on Pinterest, a website and mobile application: He pinned a jacket from Macy's on his fashion board.
- to fix (a social media post) to the top of a feed: She pinned a tweet about her forthcoming book to the top of her Twitter feed.
- to bind or hold to a course of action, a promise, etc.
- to force (someone) to deal with a situation or to come to a decision: We tried to pin him down for a definite answer, but he was too evasive for us.
OTHER WORDS FOR pin
Idioms about pin
- (of a young woman) to receive a male student's fraternity pin as a symbol of his affection and fidelity, usually symbolizing that the couple is going steady or plans to become engaged.
- (of a young couple) to become formally pledged to one another, though not yet engaged, by the bestowing of such a pin or the exchange of pins.
Origin of pin
OTHER WORDS FROM pinre·pin, verb (used with object), re·pinned, re·pin·ning.
Other definitions for pin (2 of 2)
Origin of PIN
How to use pin in a sentence
Imprint whimsical holiday scenes – including detailed snowflakes, trees and reindeer – onto sugar cookies, pie crusts, and even pastas from solid beech wood rolling pins that’ll give Martha a run for her baking-maven money.The ultimate guide to queer gift giving 2020|Mikey Rox|December 4, 2020|Washington Blade
Perhaps at another time their seasons would be hopeful pins of light for a rebuilding team.Ron Rivera could have spent big in free agency. Instead Washington’s bargains have paid off.|Les Carpenter|December 2, 2020|Washington Post
Or, if you’re deeply committed to making every inch of your first pie from scratch, you can roll up your sleeves, dust a rolling pin, and get to work.The One Pie to Rule Them All|Elazar Sontag|November 30, 2020|Eater
Bringing this message to an ad-tech conference is a bit like bringing a safety pin to a balloon conference.Does Advertising Actually Work? (Part 2: Digital) (Ep. 441)|Stephen J. Dubner|November 26, 2020|Freakonomics
The beetle is known for being so durable that it bends the steel pins usually used to mount insects for display, says Michael Caterino.The diabolical ironclad beetle is nearly unsquishable|Maria Temming|November 23, 2020|Science News For Students
But Khin Mar Cho is pinning her hopes on the international community.Junta Crackdown On Burmese Press|Joshua Carroll|July 12, 2014|DAILY BEAST
He often made the compositions by pinning the pieces of paper he had cut directly onto the walls around him.Matisse: Innovator Until the End|Nico Hines|April 16, 2014|DAILY BEAST
Team Obama is pinning its hopes on early voters; Team Romney is banking on high turnouts Nov. 6.Hurricane Sandy, Women, Momentum & More Keys to a Romney Victory|Mark McKinnon|October 29, 2012|DAILY BEAST
I think for Obama, pinning Romney down on his tax plan is key.Final Pre-Debate Thoughts|Michael Tomasky|October 3, 2012|DAILY BEAST
Amidst “all of this pinning and mapping,” Ben confesses to dread and hopelessness.Jonathan Evison’s On the Road: ‘The Revised Fundamentals of Caregiving’|Kevin Canfield|September 14, 2012|DAILY BEAST
He tried to get hold of himself again—he talked to himself, pinning his attention on the task of his hands.Love's Pilgrimage|Upton Sinclair
Quite suddenly came a soft sussuration overhead, a light-beam lanced down, pinning us there.Valley of the Croen|Lee Tarbell
There was an arrow pinning the Greek's left arm just below the elbow to the cushion, and the blood was flowing.God Wills It!|William Stearns Davis
In this a man swathes himself, somewhat as a Highlander does in his plaid, pinning it over the shoulder and leaving the arms free.In the Wrong Paradise|Andrew Lang
But Mina kept hers on it, pinning it immovably to the table.Tristram of Blent|Anthony Hope
British Dictionary definitions for pin (1 of 3)
- a short stiff straight piece of wire pointed at one end and either rounded or having a flattened head at the other: used mainly for fastening pieces of cloth, paper, etc, esp temporarily
- (in combination)pinhole
- See belaying pin
- the axle of a sheave
- the sliding closure for a shackle
- the cylindrical part of a key that enters a lock
- the cylindrical part of a lock where this part of the key fits
Word Origin for pin
British Dictionary definitions for pin (2 of 3)
British Dictionary definitions for pin (3 of 3)
Other Idioms and Phrases with pin
In addition to the idioms beginning with pin
- pin back one's ears
- pin down
- pin money
- pin on
- pin one's heart on
- pin one's hopes on
- pin someone's ears back
- hear a pin drop
- on pins and needles