LK

LK or negrailk may refer to:

Businesses and organizations

• Air Luxor, IATA airline code
• Marking of Latin Kings (gang)
• Luckin Coffee, Chinese coffee house chain (former NASDAQ ticker lk)

Science and technology

• System LK, in mathematics, the classical sequent calculus
• LK (spacecraft), a Soviet lunar lander

Other uses

• LK (index mark code), county Limerick, Ireland, vehicle registration
• LK I, a German light tank prototype of the World War I
• LK II, a German light tank of World War I
• LK-700, a Soviet direct ascent lunar lander program proposed in 1964
• The LK, a Swedish indie band
• Sri Lanka (ISO 3166-1 alpha-2 country code LK)
• .lk, Internet top-level domain for Sri Lanka
• En-LK, Sri Lankan English
• LK (Carolina Carol Bela), a drum and bass song by DJ Marky, XRS, and Stamina MC

See also

• KL (disambiguation)
• IK (disambiguation)
• 1K (disambiguation)
• L (disambiguation)
• K (disambiguation)