Definition of "LZ"

LZ

noun
countable and uncountable, plural LZs
1. (countable) Initialism of landing zone.
  Quotations
  Chief, Commander Keyes is counting on us to clear the LZ.
  2007 September 25, Bungie, Halo 3, Microsoft Game Studios, Xbox 360, level/area: The Ark
2. (uncountable) Initialism of lead-zinc. (type of paint)