Plug

Plug, PLUG, plugs, or plugged may refer to:

Plug, an insertive closure or stopper (plug)
- Core plug, used to fill the casting holes on engines
- Butt plug, a sex toy that is inserted into the rectum
- Earplug for ear protection
- Plug (sanitation), a stopper for a drainage outlet
Plug (accounting), an unsupported adjustment to an accounting record
Plug (fishing), a family of fishing lures
Plug (horticulture), a planting technique
Plug (jewellery), a type of jewellery worn in stretched piercings
Fusible plug, a safety device in steam boilers
Hair plug, hair that has undergone hair transplantation
Mating plug, secretion used in the mating of some animal species
Plug, a step in the manufacturing process for parts made of carbon-fiber-reinforced polymer
Plug, a type of chewing tobacco made by pressing tobacco with syrup
Plug, the central element of a Plug and feathers, a tool for splitting stone
Plug computer, a type of small-form-factor computer
Portland Linux/Unix Group (PLUG), a group of Linux enthusiasts in Portland, Oregon
Product plug, or product placement in marketing
Volcanic plug, a geological landform
Wall plug, a fastener that allows screws to be fitted into drywall or masonry walls
Plug (plumbing)
Plug, a worthless horse

Electrical

Electrical connector, such as:
- AC power plugs and sockets, for alternating current (mains electricity)
- DC connector, for direct current (small equipment)
A semiconductor plug, typically tungsten, is used to fill a via and connect different wiring levels on wafers
Plug fuses, used in the United States until 1960

Plug (The Bash Street Kids), a character from The Bash Street Kids comic strip in The Beano
Plug (comics), a British comic that featured Plug from The Bash Street Kids
Plug Plug, a Peruvian post-hardcore band
Plugged!, a 1995 album by Vin Garbutt
Plugged, a 1995 album by The Bobs
Plugged, a film satirizing advertising, directed by Tim Russ
Plugged (novel), a 2011 novel by Eoin Colfer
Plugged (Starflyer 59 album), a 1996 album by Starflyer 59
Song plugging, the promotion of songs to induce sales
Plug (music), also called plugg, a subgenre of trap music