The Collaborative International Dictionary of English v.0.48:

Landlouper \Land"loup`er\, n. [D. landlooper, lit., landrunner;
   land land + loopen to run. See Land, and Leap.]
   A vagabond; a vagrant. [Written also landleaper and
   landloper.] "Bands of landloupers." --Moltey.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Landleaper \Land"leap`er\ (l[a^]nd"l[=e]p`[~e]r), n.
   See Landlouper.
   [1913 Webster]