Anime: (A good place to start…) Japanese Animation relating to movies or television.
Artist's Alley: The place to buy prints of original artwork, hand-made plushies, figurines, commissions, pins and other artistic mediums; hand-made and often one-of-a-kind. Support your local artists and give it a look because a lot of it is really phenomenal. (But don't be afraid to say you're just looking.)
Canon: Something in the series that is proven true by unquestionable events or confirmation. (Nepeta and Equius from homestuck are moirails, The Doctor's TARDIS is a blue police box, etc.)
Caramelldansen: A very popular dance and song played at conventions.
Dealer's Room: Contains merchandise like anime, candy, manga, t-shirts, factory made plushies, swords, leather craft, toys, cds and video games. Corporations and established businesses usually sell from these.
Fandom: A group of people who create a community of fans around a particular show. Some examples are Bronies/Pegasisters (my little pony), Trekkies (star trek), Minxlings (fans of Mangaminx) etc.
Furry: A subculture interested in fictional anthropomorphic animal characters with human personalities and characteristics.
Gijinka: A human mixed with something else. (Animals, pokemon, electric appliances…) NOTE: This name is not commonly used. Neko is the more used term, at least when it comes to animals.
Glomp: A act of flying tackle hugging. (Person A runs as fast as they can to Person B and jumps on them with the intention of a hug.) They are not only discouraged but also against the rules.
Head-canon or fan theory: Ideas from the minds of fans that could make sense in the series but are not confirmed. (Pokemon takes place in the mind of a child in a coma, Ms. Cheerilee and Big Macintosh from My Little Pony are dating, etc)
Husbando: A (usually fictional) male character in media that someone may have an attraction to. (I love Rin! He is my husbando!)
J-Rock (J-pop, K-pop, Any music genre with a letter before it, usually a J or K at anime conventions): Music from across the sea! The J stands for Japanese and the K stands for Korean. Several bands perform these musical styles Live at Anime North! Dir en Grey, X Japan, Gazette,
Japanese names: you may know more animes than you think! If someone says their favourite anime's name in Japanese and you're unsure, ask if it has an english translation. Several popular ones include Kurshitsuji (black butler) and Shingeki no Kyojin (Attack on Titan)
Kawaii-desu: Very cute!
LARP: Live action roleplay. Similar to the other styles of roleplay, but they are acted out, often with costumes and props.
Manga: Japanese comics or graphic novels. They are usually printed in the opposite direction to western books. (the cover page is where the back of a western book would be)
Neko: The unofficial name for a person with animal ears and a tail, sometimes paws! A common costume at cons. (Usually a cat but it has become a generalization. Other terms you might hear are Kitsune for fox and Inu for dogs. )
OC: Original Character. Usually used for roleplaying, comics, fan fiction, shipping ideas and costumes, these characters may fit into pre-made universes and usually represent and individual's personal portrayal, but not always. (For instance, a steampunk original character is not from any anime, show or movie. however, a fan of my little pony may make a pony that represents themselves that lives in the land of Equestria, which is the world Hasbro has already created. )
Otaku: A person who is skilled in their knowledge of anime and manga.
Roleplay: Either a dice-based, written or tabletop style of game, each with different rules, where every person controls their own character and goes on adventures. All actions are usually decided by dice rolls or decisions made by the game master. Its similar to a video game but all the situations take place in one's mind and are verbally narrated. (Dungeons and dragons, world of darkness, war hammer are all examples) Another style is two or more people, each controlling a character, typing paragraphs back and forth to eachother and writing out a scene.
OTP: one true pairing. If someone says "so and so is my OTP" that means they ship the characters and its their favourite pairing.
Panel: A group of people (usually experts, voice actors, guests or hardcore fans), host a meeting in a secluded room. Depending on the panel, it could be a Q+A, a general discussion, an address to the media, a fundraiser or idea promoter or a how-to demonstration. Questions are encouraged, but raise your hand and be quiet if there's media playing.
Photoshoot: Usually referring to the large scale ones at the convention. Photoshoots are large gatherings of cosplayers that meet in an area to hang out and pose for pictures. Anyone is welcome to attend or take photos but unless you want a photo with someone only costumes matching the photoshoot's theme are allowed to pose for pictures. (Themes are usually certain animes, cartoons, games, genres or fashion types. Respective examples: Kill la Kill, Adventure Time, Mass Effect, Disney Movies/PC games, Steampunk)
Pocky: Crunchy, dry cookie-like stick, coated in different flavoured dried cream. Many flavours to choose from!
Rave: Either an indoor or outdoor dance party with electronic music. Usually accompanied by glowsticks, trippy lights and heavy bass.
Sake: An alcoholic drink from japan.
Shipping: Either real or made up relationSHIP pairings of characters in different mediums that fans enjoy. (Russia x Japan from hetalia, Finn x Flame Princess from adventure time, Undertaker x Grell from Black butler
Steam Punk: A sci-fi genre, usually relating to clothing and technology featuring steam-powered technology. Lots of modern ideas mixed with victorian styles. (A great example of Steampunk is Disney's movie Treasure Planet. https://www.youtube.com/watch?v=Q4K_pjwPZLQ
Vocaloid: A synthesizer effect added to all sorts of music to give it a very new sound. When people mention vocaloids though, they may be referring to the humanoid persona application developed by Crypton Future Media. (Google is helpful here. Too in depth to go further!)
Waifu: A (usually fictional) female character in media that someone may have an attraction to. (I love Mako! She is my waifu!)
Weapon Master: The person, male or female, who checks weapons and other props to make sure there is no breach in con rules and no threat to other people.
Weapon Check: Where the Weapon Master is! Go there to get your props checked.
THIS PART IS TO SHED LIGHT TO THE UNAWARE. Here there be dragons.
Dōjinshi: Original comic, usually with canon characters. (you may find a pokemon one, for instance) These have fan-made untold stories. Keep in mind that many of these are also written in Japanese. Warning: some of these are light hearted and beautiful, others contain very shocking, uncensored things to the uninitiated or unwarned. (They are marked, usually in plastic wrap in their own bins and most vendors know what they are selling.)
Rule 34- The unwritten internet rule that "if it exists, there is porn of it." Some vendors will have Rule 34 art.
Rule 63- If a character exists, there must be art of it displayed as the opposite gender. Also known as gender bending, crossing or Fem!name here or Man!name here. Rule 63 extends into cosplay too, such as Fem!Levi or Man!Pinkie Pie
Shōjo-ai: Literally translating to 'girl's love', this is a genre of anime and manga usually circling two homosexual female characters and the romance of their relationship. There is often heavy censoring and almost no sex scenes (many fade to black or have black boxes), leaving the rating a touchy PG 14!
Shonen-ai: Translating to 'boy's love', this is a genre of anime and manga usually circling two homosexual male characters and the emotional romance of their relationship. There is often heavy censoring and almost no sex scenes (many fade to black or have black boxes), leaving the rating a touchy PG 14!
Yaoi, Yuri and Hentai: 18+ genres of anime and manga with explicit nude scenes, little plot and little censoring. These are not sold to minors by law. Hentai involves a straight couple or anything outside of the homosexual spectrum, yuri involves lesbians and yaoi involves gay men. ( Be aware that many people think yaoi is the same as Shonen-ai and yuri is the same as Shōjo-ai. They are not.)
Thanks for your time! Sorry for the text wall! Add whatever you'd also like to suggest! :3