MacGuffin
Quick answer: MacGuffin explained: the object everyone in the story wants, why its exact nature barely matters, Hitchcock's famous examples, and how to use one well.
A MacGuffin is the object, document, or goal that everyone in a story is chasing, whose specific nature matters far less than the chase it powers. In other words, it is the engine's crank handle: the letters of transit, the microfilm, the briefcase, could be swapped for something else and the story would run unchanged, because the story was always about the pursuers.
The term belongs to screen craft first, Alfred Hitchcock popularised it, crediting the screenwriter Angus MacPhail, and he liked to tell a nonsense anecdote about a device for trapping lions in the Scottish Highlands, the joke being that the thing itself is nothing. Fiction writers inherited the word, and the device lives wherever plots are organised around wanting: thrillers, capers, quests, and quieter stories than you might expect.
A black bird nobody ever profits from
Dashiell Hammett's novel 'The Maltese Falcon' (1930) organises murder, betrayal, and three continents of backstory around a jewelled statuette of a bird, and famously delivers a falcon made of lead: a fake, worthless, the treasure still out there somewhere as the story closes. The revelation costs the book nothing, which is the proof of the device. What mattered was never the bird but what wanting it exposed, Gutman's silky obsession, Brigid's serial treachery, and Spade's decision about what he will not trade.
Hitchcock ran the same engine repeatedly, government secrets in 'The 39 Steps', uranium in wine bottles in 'Notorious', and stated the principle openly: the audience does not care what the papers are, only that the characters care desperately. Quentin Tarantino's briefcase in 'Pulp Fiction', glowing and never explained, is the device saluting its own tradition. When viewers argue about what is inside, they are decorating a deliberate emptiness.
What the empty prize is for
The MacGuffin solves plot's first problem, motive force, with minimal machinery: give everyone a reason to move, collide, and betray, and the writer is freed to spend attention where fiction actually lives, on character under pressure. It also confers unity, a single object threading otherwise scattered scenes, and it scales beautifully, since the same device powers a heist novel and a story about siblings fighting over a dead mother's ring.
The costs arrive when the emptiness shows at the wrong moment. If the audience is asked to care about the object itself, at the climax especially, its hollowness becomes a structural failure; a MacGuffin can power a story but cannot pay one off, and endings must cash out in character, as Hammett's does. There is also a stakes problem: readers who sense that the prize is arbitrary may extend the suspicion to the whole plot, which is why the chase's human consequences must be real even when the prize is not.
Choosing and running your own
Pick an object that is portable, contestable, and singular, one thing, hard to divide, easy to steal, and attach a different meaning to it for each major character: money for one, vindication for another, safety, love, proof. That fan of meanings is the real engineering, because the object's job is to make people legible through what they will do for it. Keep its specifics vague in exactly the places readers will not miss them, and precise in texture, weight, smell, the sound it makes in a bag, so it stays vivid without inviting scrutiny.
The trap is payoff confusion: forgetting that the ending must be about the people. If your final scene turns on what the object truly is or does, you have written a different device, a Chekhov's gun, and it must be planted with that discipline. Decide early which contract you are signing, and if it is a MacGuffin, land the ending on a choice, a loss, or a revelation of character, with the prize sliding out of frame.
Neighbours and opposites
Chekhov's gun is the natural contrast: a planted object that must specifically matter, where the MacGuffin is an emphasised object that specifically need not. The red herring points the other way entirely, misleading the reader rather than motivating the cast. The quest object of romance and fantasy, the grail, the ring, sits at the border; Tolkien's Ring is often cited as a MacGuffin and is really its opposite, since its particular nature drives every moral consequence in the story. The plot device is the umbrella term for all such machinery.
A quick sorting test: swap the object for something equivalent and see what breaks. If nothing breaks, MacGuffin. If the ending breaks, it was never one.
What poets can take from this
- Give the object a different meaning for every character who wants it.
- Keep its specifics vague where readers will not look, and vivid in physical texture.
- Make the chase's human costs real even though the prize is arbitrary.
- Never let the climax depend on what the object actually is.
- Run the swap test: if replacing the object breaks your ending, plant it as a gun instead.
Try it yourself
Write a story in which four family members converge on a storage locker to claim a sealed shoebox their grandmother labelled with only one word. The reader never learns what is inside; each character must be fully exposed by what they are willing to do to leave with it.
Questions
Is a MacGuffin the same as a plot device?
It is one species of plot device: the desired object whose particular nature barely matters. Plot device is the umbrella covering guns, herrings, cliffhangers, and every other piece of narrative machinery.
Does the audience ever need to see the MacGuffin?
No, and some of the best are never opened or explained. What must be visible is desire: the audience needs constant evidence of what pursuing the thing costs and reveals, not the thing itself.
Who invented the term MacGuffin?
Hitchcock made it famous in interviews and lectures from the 1930s onward, and credited screenwriter Angus MacPhail for the coinage. The device itself is far older than the name.
By the Writory editorial team, reviewed by working poets. Updated July 2026.
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