'Folk' definitions:

Definition of 'folk'

From: WordNet
noun
People in general (often used in the plural); "they're just country folk"; "folks around here drink moonshine"; "the common people determine the group character and preserve its customs from one generation to the next" [syn: folk, folks, common people]
noun
A social division of (usually preliterate) people [syn: tribe, folk]
noun
People descended from a common ancestor; "his family has lived in Massachusetts since the Mayflower" [syn: family, family line, folk, kinfolk, kinsfolk, sept, phratry]
noun
The traditional and typically anonymous music that is an expression of the life of people in a community [syn: folk music, ethnic music, folk]

Definition of 'Folk'

From: GCIDE
  • Folk \Folk\ (f[=o]k), Folks \Folks\ (f[=o]ks), n. collect. & pl. [AS. folc; akin to D. volk, OS. & OHG. folk, G. volk, Icel. f[=o]lk, Sw. & Dan. folk, Lith. pulkas crowd, and perh. to E. follow.]
  • 1. (Eng. Hist.) In Anglo-Saxon times, the people of a group of townships or villages; a community; a tribe. [Obs.] [1913 Webster]
  • The organization of each folk, as such, sprang mainly from war. --J. R. Green. [1913 Webster]
  • 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.] [1913 Webster]
  • In winter's tedious nights, sit by the fire With good old folks, and let them tell thee tales. --Shak. [1913 Webster]
  • 3. The persons of one's own family; as, our folks are all well. [Colloq. New Eng.] --Bartlett. [1913 Webster]
  • 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. [1913 Webster]