Definition from Wiktionary, the free dictionary
Alternative forms 
A contraction of the phrase "ye ones." U.S. regional colloquialism, especially used in Appalachia. Also used in western Pennsylvania and U.S. Midwest.
yens second person plural
- (colloquial, usually Appalachian, also Midwestern US) You, you all; used in referring to a group that includes one's audience.
Related terms 
yens m pl
- Plural form of yen