Pl. bonnes bouches. [F. bonne good, bouche mouth.] In French ‘A pleasing taste in the mouth’ (Littré): but in English taken for ‘dainty mouthful or morsel’ (in French ‘morceau qui fait ou donne bonne bouche’).

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1762.  Symmer, in Ellis, Orig. Lett., II. 495, IV. 455. I must give you a piece of good news by way of a bonne bouche.

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1822.  Kitchiner, Cook’s Oracle, 343. Its high rank on the list of savoury Bonnes Bouches.

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1870.  Eng. Mech., 21 Jan., 449/1. Some early bird, to which a caterpillar is a bonne bouche.

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