Cowichan sweater

British  

/ ˈkaʊɪtʃən /

noun

1. Also called: Cowichan Indian sweater.   siwash.   siwash sweater.  a heavy sweater of grey, unbleached wool with distinctive designs that were originally black-and-white but are now sometimes coloured: knitted originally by Cowichan Indians in British Columbia

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Example Sentences

Since the mid-20th century, the Cowichan sweater’s popularity has spread beyond Canada.

From Washington Post