LPT

from The Free On-line Dictionary of Computing (8 July 2008)

LPT

   /L-P-T/ or /lip'it/ or /lip-it'/ Line printer.  Rare under
   {Unix}, more common among hackers who grew up with {ITS},
   {MS-DOS}, {CP/M} and other {operating systems} that were
   strongly influenced by early {DEC} conventions.

   [{Jargon File}]