a. and sb. [f. the name of Somerset, one of the south-western counties of England.] a. adj. Of or belonging to the county of Somerset. b. sb. The dialect of this county.

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1612.  Drayton, Poly-olb., iii. 10. The Sommersetian maids.

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1825.  Jennings, Obs. Dial. West Eng., 11–2. In another line … he calls the cows kee; now this is not Somersetian.

3