Tag
Tag, TAG, or tagging may refer to:
Identification and tracking
- Tag (graffiti), a form of graffiti signature
 - Dog tag, an ID tag worn by military personnel
 - Ear tag, an ID tag worn by farm animals
 - Electronic tagging, a form of surveillance using a device attached to a person or vehicle
 - Kimball tag, predecessor to the barcode, used to identify products to a stock control system
 - Pet tag, an ID tag worn by pets
 - Price tag, a label declaring the price of an item for sale
 - QR code or mobile tag, a type of matrix barcode
 - RFID tag, passive electronic inventory stock control technology
 - Toe tag, an ID tag worn by dead bodies in the morgue
 - Triage tag, a tool used to classify victims of mass casualty incidents
 - Tagging (stamp)
 
People and characters
- Alex Tagliani (born 1973, nicknamed "Tag"), Canadian race car driver
 
People with surname Tag
- Katrin Lea Tag (born 1972), German scenic designer and costume designer
 - Kezban Tağ (born 1993), Turkish footballer
 
Fictional characters
- Tag (comics), a Marvel character
 - Tag, a member of The Squirrels from the animated preschool show Hey Duggee
 - Tag, the main character of the game ModNation Racers
 - Tag, the main character of the TV series Rimba Racer
 
Places
- Bohol–Panglao International Airport (IATA code TAG), Panglao Island, Bohol, Philippines
 - Tagbilaran Airport (IATA code TAG), Tagbilaran, Bohol, Philippines; a former airport
 - Trans Austria Gas Pipeline
 
Arts, entertainment, and media
Films
- Tag (2015 film), Japan
 - Tag (2018 film), US
 
Music
- "Price Tag", a 2011 song by Jessie J
 - Tag (barbershop music), a dramatic variation in the last section of a song
 - TAG Recordings, a record label
 - Producer tag, a brief sound clip as the signature of the producer of the music track
 - T-Rex Action Group, see Marc Bolan's Rock Shrine
 
Television
- Tag (TV channel), a defunct Philippine TV channel
 - T@gged, a 2016–2018 American web series
 - "Tagged" (The Penguins of Madagascar episode)
 - "The Tag" (The Amazing World of Gumball episode)
 
Theatre
- TAG Theatre Company, a touring theatre company in Scotland
 - The Theatre Arts Guild or TAG, a community theatre in Halifax Nova Scotia
 
Other arts, entertainment, and media
- Tag (advertisement), a sportswear commercial
 - Tag: The Power of Paint, a computer game
 - Tag Entertainment, a film production company
 - Tagged (website), a social networking site
 - Tagging (graffiti), a form/style of graffiti signature
 - Post-credits scene, a clip appearing at the end of some media
 
Brands and enterprises
- TAG Body Spray
 - Tag Games, developer in Scotland
 - TAG Group, Luxembourg
 - TAG Heuer, watchmaker
 - TAG Oil, New Zealand
 - Tennessee, Alabama and Georgia Railway, reporting mark
 - Transportes Aéreos Guatemaltecos, a Guatemalan airline
 
Computing
- TAG (BBS), bulletin board software
 - Tag (Facebook), a link in Facebook
 - Tag (metadata), a more flexible form of categories
 - Tag (programming), for passing parameters
 - Tags (Unicode block), with formatting tag characters
 - Tag, an element in several markup languages
 - Revision tag, for a specific revision
 - Audio tag, see Metadata § Digital music
 - Tag files, an index of source code identifiers
 - Tag system, a deterministic computational model
 - Tag URI, a unique identifier protocol
 - Technical Architecture Group, a W3C group
 - Tag management system, used to manage the life cycle of digital marketing tags
 
Government and political organizations
- State adjutant general, US
 - Tactical Assault Group, Australia
 - Tamils Against Genocide
 - Treatment Action Group, an HIV/AIDS activist organization
 - -Tag, a German word for "Diet" or "Assembly" (see: Bundestag)
 
Language and education
- Tag (Hebrew writing), a decoration
 - Tag (LeapFrog), an interactive reading device
 - Hashtag
 - Part-of-speech tagging
 - Tag question, a statement converted to a question
 - Talented and Gifted program, in education
- School for the Talented and Gifted, Dallas, Texas, US
 
 - Tree-adjoining grammar
 
Natural science
- 3-methyladenine DNA glycosylase I, called TAG in E. coli
 - Protein tag, a biochemistry method
 - Skin tag, a small benign tumour
 - Theoretical and Applied Genetics, a scientific journal
 - Timneh African grey, a parrot
 - Triglyceride or Triacylglycerol, often shortened to TAG
 - Tumor-associated glycoprotein, a type of protein
 - TAG, a stop codon
 
Sport
- Tag (game), a playground game
 - Tag (horse), an 18th-century thoroughbred racehorse
 - Tag out, a play in baseball
 - Tag team, a type of wrestling
 
Other uses
- Technical research ship (ship code T-AG)
 - Topological abelian group, in mathematics
 - Transcendental argument for the existence of God
 
See also
- All pages with titles beginning with TAG
 - All pages with titles beginning with Tag
 - All pages with titles containing T.A.G.
 - All pages with titles containing tag
 - T&G (disambiguation) (T and G)
 - Tagged (disambiguation)
 - Tagger (disambiguation)
 - Tagline, a form of advertising slogan
 - TAGS (disambiguation)