Source : Webster's Revised Unabridged Dictionary (1913)

Lapps \Lapps\, n. pl.; sing. {Lapp}. (Ethnol.)
   A branch of the Mongolian race, now living in the northern
   parts of Norway, Sweden, and the adjacent parts of Russia.

Laplander \Lap"land*er\, n.
   A native or inhabitant of Lapland; -- called also {Lapp}.

Lapp \Lapp\, n.
   Same as {Laplander}. Cf. {Lapps}.

Source : WordNet®

Lapp
     n 1: an inhabitant of Lappland [syn: {Lapplander}]
     2: the language of the nomadic Lapp people in northern
        Scandinavia and the Kola Peninsula [syn: {Sami}]