1.  A pet name or familiar substitute for the feminine name Joan, or Joanna; applied as a common noun to a homely woman, maid-servant, sweetheart or mistress; or as a term of disparagement. Now rare.

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  [Like Suke, Suky = Susan (Sue), Jack, Jacky = John, and other similar formations, this was prob. partly phonetic, partly a playful perversion. Forms app. related or parallel are the masculine Jagge, Jegge = Jack; Juggin, beside Jankin, Jenkin, Junkin, Jackin; Juck in Juckson, Juxon; all ultimately from John. (See E. W. B. Nicholson, Pedigree of Jack, 1892.)]

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1569.  Preston, Cambyses, in Hazl., Dodsley, IV. 183. Ruff. I will give thee sixpence to lie one night with thee. Mer. Gogs heart, slave, dost thou think I am a sixpenny jug?

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1594.  Knack to know a knave, ibid. VI. 511. Then comes a soldier counterfeit, and with him was his jug.

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1605.  Shaks., Lear, I. iv. 245. Foole.… Whoop Iugge I loue thee.

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1611.  Cotgr., Iannette, Iug, Iinnie (a woman’s name). Ibid., Ichannette, Iug, or Iinnie.

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1631.  Brathwait, Whimzies, Launderer, 59. She … will not wet her hand lest shee spoyle the graine of her skinne: Mistris Joan ha’s quite forgot that shee was once jugge.

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1632.  Rowley, Woman never vexed, I. in Hazl., Dodsley, XII. 115. Clown [to Joan]. Bring him away, Jug.

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1707.  Mrs. Centlivre, Platon. Lady, III. But hark ye, don’t you marry that ill-manner’d Jug, the Relict of a cheating old rogue.

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1830.  Monk, Bentley, xv. 424. Joanna … was his favourite child:… having received from him the fondling appellation of Jug in her infancy, she continued to be called Jug Bentley, as long as she remained unmarried.

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  2.  As the second element in local names of various small birds, as bank-jug, the chiffchaff, also the willow warbler; hedge-jug, the long-tailed titmouse. [But cf. JUG sb.3]

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1881.  Leicestersh. Gloss., Jugg, and Juggy, a diminutive of Joan or Jane…. It is now, I believe, exclusively applied to sundry small birds.

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1885.  Swainson, Prov. Names Birds, 26. Chiffchaff … Bank-bottle or -jug (Bedfordshire). From the shape and situation of its nest. Ibid., 32. British Long-tailed Titmouse…. The penduline form of the nest, and the feathers which compose the lining, have obtained for the bird the names of Jack in a bottle … Hedge jug.

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