Oh sure, most coats in Real Life and fiction are worn for warmth and other kinds of protection, but just as often in fiction, they can be used to say something about a character, or add a slight touch of style to a scene. Whether it's a leather jacket, a trench coat, a suave blazer, or a fur coat, these garments can fulfill a lot of tropes.
These tropes can overlap with various other tropes, like Costume Porn, Bling of War, Rule of Glamorous, Rule of Cool.
- The Caped Index: They're like coats, but without sleeves.
- Cranium Coverings: A coat can be paired with a hat, or other something similar.
- Dresses, Gowns and Skirts: A nice thing to wear under a coat.
- Angels in Overcoats: If angels appear on Earth, they're wearing overcoats to hide their wings.
- Badass Longcoat: Rule of Cool says the right coat makes characters look even better.
- Badass Long Robe: Same as above, but applies to a robe.
- Black Cloak: A black coat, robe, or cape, can make a character look sinister and mysterious.
- Cloak of Defense: A cloak, cape, robe, coat, jacket or shawl with special defensive properties.
- Coat Cape: Wearing a coat over the shoulders still looks cool.
- Coat, Hat, Mask: Not all superheroes use tights and capes.
- Coat Full of Contraband: Your coat is fully lined with a black market.
- Coat Over the Shoulder: Drape your jacket over one shoulder, and you can't help but look stylish.
- The Coats Are Off: Coats can add extra pounds to carry, so taking them off means one doesn't want to hold back in a fight.
- Comforting Comforter: Coats can be used in this way.
- Conspicuous Trenchcoat: There are plenty of instances where this garment stands out like a sore thumb.
- Gas Mask, Longcoat: You want your Hazmat Suit to look cool? Add a coat.
- Her Boyfriend's Jacket: Sharing this means they're going steady.
- Labcoat of Science and Medicine: In fiction, it's the most immediate way to tell someone is in these fields.
- Naked in Mink: Any fur garment will do to cover up nudity (while still implying it), but a coat is the most common.
- Not-So-Badass Longcoat: It looks iconic, even though you're not kicking ass in it.
- No Shirt, Long Jacket: The best of both being shirtless and having a cool coat.
- Pimp Duds: The classic pimp look includes a funky 70s coat.
- Plague Doctor: Add a bird mask with your coat, and you're treating some pretty heavy old-timey epidemic.
- Pretty in Mink: Luxury fur garments are commonly done as jacket and coats.
- Puddle-Covering Chivalry: Using your coat or cloak to cover a puddle so a lady can cross it.
- Raincoat of Horror: The latest in horror movie fashion.
- Sexy Coat Flashing: Guess what she's not wearing under it.
- Totem Pole Trench: In that coat are two or more smaller people standing on each other.
- Trenchcoat Brigade: John Constantine inspired wearing coats among his knockoffs.
- Trenchcoat Warfare: Hiding an arsenal in your coat lining.
- You Must Be Cold: The garment given over is often a coat.
Don't forget to put these tropes on, or you'll Catch Your Death of Cold.