Nouns

(n)mackinaw, Mackinaw coata short plaid coat made of made of thick woolen material
(n)mackinaw, Mackinaw blanketa thick plaid blanket formerly used in the northwestern United States
(n)mackinaw, Mackinaw boata flat-bottomed boat used on upper Great Lakes
(n)mackinawa heavy woolen cloth heavily napped and felted, often with a plaid design