Definition of "lat"

lat¹

/lɑːt/

noun
plural lats
1. (weaponry, rare) A staff, particularly one of an Indian kind.
2. (architecture) A monumental pillar, particularly the Buddhist columns erected in East India.
  Quotations
  A high pillar of stone called Bheem-lat, or the Tealee, or oilman's lat or staff.
  1801, “Miscellaneous Tracts”, in Asiatic Annual Register, page 313

lat²

noun
plural lats
1. (UK slang, usually in the plural) A latrine: a rudimentary or military facility for urination and defecation.
  Quotations
  At Salisbury Plain and Camberley in 1909/10 I learnt a number of camping expressions like... lats (latrines).
  1927, William Edward Collinson, Contemporary English, page 92
  Other synonyms [sc. for lavatories] are rears, lats... and dubs.
  1940, M. Marples, Public School Slang, page 112

lat³

/lɑːt/

noun
plural lats
1. (numismatics, historical) The gold-backed monetary unit of Latvia from August 1922 until April 1941, when it was replaced by the Soviet ruble; it was typically pegged at about 25 to the British pound.
2. (numismatics, historical) The floating fiat monetary unit of Latvia from 1992 until January 2014, when it was replaced by the euro.
3. A coin or bill of either currency.

lat⁴

noun
plural lats
1. (slang, usually in the plural) A latissimus dorsi muscle.

lat⁵

/læt/

noun
plural lats
1. (slang) Latitude.