a. A sluggard. Obs. b. Coal-mining. (See quot. 1881.) c. ‘A high back-bar to a carriage-seat’ (Knight, Dict. Mech., 1875). d. Lazy-back-chair, a chair with a reclining back. ? U.S.

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1611.  Cotgr., Poltron, a … sluggard lazie-backe.

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1860.  Eng. & For. Mining Gloss., S. Staff. Terms, Lazyback, the place at surface where the coals are loaded and stacked for sale.

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1887.  Pop. Sci. Mo., XXX. 748. A lazy-back chair makes a capital observing-seat.

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