民歌

[ noun ]
a song that is traditionally sung by the common people of a region and forms part of their culture
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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.]

The organization of each folk, as such, sprang
mainly from war. --J. R. Green.

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. The persons of one's own family; as, our folks are all
well. [Colloq. New Eng.] --Bartlett.

{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.