a. and sb.

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  A.  adj. Having a head of steel. poet.

2

1590.  Spenser, F. Q., II. vi. 40. With that he stiffely shooke his steelehead dart.

3

1609.  Heywood, Brit. Troy, XI. lvi. 243. The steel-head Lance.

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  B.  sb.

5

  1.  The rainbow trout of N. America, Salmo irideus or S. Gairdneri.

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1882.  Jordan & Gilbert, Syn. Fishes N. Amer., 313. Salmo gairdneri, Steel-head; Hard-head; Salmon Trout.

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  2.  The ruddy duck, Erismatura rubida. U.S. (local).

8

1891.  Century Dict.

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