lha

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

lha

   1. <filename extension> The {filename extension} for a file
   produced by the {shareware} {compression} and {archive}
   software {LHARC}.

   2. <tool> A {compression} program for {MS-DOS}.  Output files
   have the extension ".lzh".

   [Does it use {LZH} compression?]

   (2002-07-28)