Thomas Davidson,
Chambers's Twentieth Century Dictionary 1908…
(1908)
“ Slav, Slave, släv, n. one belonging to any of the Slavonic groups of Aryans—Bulgarians, Czechs, Poles, Russians, Servians, Wends, &c.—adj. Slav′ic. [Slovene or Slovane, from Polish slovo, a word, thus meaning the people who spoke intelligibly, as distinguished from their neighbour, Niemets, the German, lit. the dumb man. Miklosich considers both to be tribal names.] Slave, slāv, n. a captive in servitude: any one in bondage: a serf: one who labours like a slave: a drudge: one wholly under the will of another: one who has lost all power of resistance.—v.i. to work like a slave: to drudge.—adj. ”
