adj. (common).—1.  Oafish; stupid.

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  1600.  NASHE, Summer’s Last Will (GROSART), vi., 169. A number of rude Vulcans, vnweldy speakers, HAMMER-HEADED clowns.

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  2.  (colloquial).—Hammer-shaped: i.e., long and narrow in the head.

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  1865.  DICKENS, Our Mutual Friend, i., 9. Mr. Boffin’s equipage … consisted of a long HAMMER-HEADED old horse, formerly used in the business…. And a driver being added, in the person of a long HAMMER-HEADED young man.

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