mackinaw blanket(n = noun.artifact) mackinaw - a thick plaid blanket formerly used in the northwestern United States; Array
is a kind of blanket, cover

1.  A thick blanket formerly in common use in the western part of the United States. [1913 Webster]

2.  a heavy woolen cloth heavily napped and felted, often with a plaid design. [WordNet 1.5]

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