D defs.my
Entry 3 senses Webster, 1913

Folk

/(fōk)/ · IPA /foʊk/
01 n. collect. & pl. In Anglo-Saxon times, the people of a group of townships or villages; a community; a tribe.
  1. 1.
    In Anglo-Saxon times, the people of a group of townships or villages; a community; a tribe.(Eng. Hist.) [Obs.]
    “The organization of each folk, as such, sprang mainly from war.” — J. R. Green.
  2. 2.
    People in general, or a separate class of people; -- generally used in the plural form, and often with a qualifying adjective; as, the old folks; poor folks.[Colloq.]
    “In winter's tedious nights, sit by the fire With good old folks, and let them tell thee tales.” Shak.
  3. 3.
    The persons of one's own family; as, our folks are all well.[Colloq. New Eng.]
Phrases & compounds
Folk song — one of a class of songs long popular with the common people.
Folk speech — the speech of the common people, as distinguished from that of the educated class.