/ ˈkəʊtəri; NAmE ˈkoʊ-/ noun
[ C +sing./pl. v . ] ( formal , often disapproving ) a small group of people who have the same interests and do things together but do not like to include others
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WORD ORIGIN
early 18th cent.: from French , earlier denoting an association of tenants, based on Middle Low German kote cote, a shelter for mammals or birds.