dial. [f. SMOTHER v.] A species of aphis.

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1781.  G. White, Selborne, xcvii. The people … were surprised by a shower of aphides, or smother-flies, which fell in these parts.

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1796.  W. H. Marshall, Rur. Econ. Midl. (ed. 2), II. 386. The very ‘Black bug’ ‘Negro’—here provincially ‘Smother fly’—with which beans are frequently infested.

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1851.  B’ham & Midl. Gardeners’ Mag., Dec., 239. The Plum stocks in particular being infested with smother-fly.

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