/ welʃ; NAmE / noun , adjective
■ noun
1.
[ U ] the Celtic language of Wales :
Do you speak Welsh?
2.
the Welsh [ pl. ] the people of Wales
■ adjective
of or connected with Wales, its people or its language :
Welsh poetry
For more information see the Cultural Guide
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WORD ORIGIN
Old English Welisc , Wælisc , from a Germanic word meaning foreigner, from Latin Volcae , the name of a Celtic people.