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Lug or LUG may refer to:


Handles or connectors[edit]

  • Lug (electrical connector), a bolt on an enclosure tied to an electric potential within the enclosure, supporting the connection of a cable
  • Lug (hinge), a protuberance of a hinge, featuring a hole for the axis of the hinge
  • Lug (knob), handles are a kind of flattened knob attached to the side of pottery
  • Lug, a protrusion of a firearm's bolt that locks it into the receiver or barrel
  • Lug, part of a drum used in conjunction with tension rods and counter hoops to tension the drum head in relation to the shell
  • Lug, the protrusion from the case of a wristwatch to which the strap or bracelet attaches, usually by means of spring bars that bridge pairs of lugs at the upper and lower sides of a watch's case
  • Bayonet lug, a metal mount for a lung gun that either locks a bayonet onto the weapon or provides a base for the bayonet to rest against
  • Lug nut, a fastener, specifically a nut, used to secure a wheel on a vehicle

Brands and enterprises[edit]

  • Last Unicorn Games (or LUG), games publisher later absorbed by Wizards of the Coast
  • Level Up! Games (or LUG), the leading portal and brand name for locally published online games in the Philippines
  • Lug, a brand of luggage


  • LEGO Users Group (or LUG), a group of people who meet to discuss and participate in the LEGO hobby
  • Linux User Group (or LUG), private organization providing support for Linux users


  • Lug (bicycle part), steel tubing and sockets of a bicycle
  • Lug or grouser, the portion of the tread design in a tire that contacts the road surface
  • Lug sail, a four sided sail bent to a yard
  • Lugano Airport, IATA Airport Code LUG, a regional airport located west of the Swiss city of Lugano
  • Lugging, when an internal combustion engine is run at overly low RPMs for the load being applied to it, potentially damaging the engine in the process

Other uses[edit]