Green’s Dictionary of Slang

1. a simpleton.

1600		Dekker Shoemakers’ Holiday II iii: There be more maides then mawkin, more men then Hodge, and more fooles then Firke.
1680		M. Stevenson Wits Paraphras’d 16: A Rope, said I? and here’s a Fart. / To hang I am not such a Mawking.
1693		Congreve Old Bachelor III ii: Thou maukin, made up of shreds and parings of his superflous fopperies!
1772		Bridges Burlesque Homer (3rd edn) 42: E’er since I saw that white-legg’d mawkin, / That water-witch, that Thetis.
1884		Dundee Courier 26 Feb. 7/3: Let me deal the cards, and we’ll grip him like a mawkin.
1997		Share Slanguage.

2. a promiscuous woman.

1589		Lyly Pappe with an Hatchet B: I was once determined to write a proper newe Ballet, entituled Martin and his Maukin.
c.1617		Fletcher Chances III i: Thou took’st me up at every Word I spoke, As I had been a Maukin, a flurt Gillian.
1659		Greene & Lodge Lady Alimony III vi: A foutre for such ranging Mawkins.
1682		Buckingham Chances III i: [as cit. c.1617].
1694		D’Urfey Comical Hist. of Don Quixote Pt II IV i: Ye ignorant Jade [...] Ye senseless Mawkin.
1734		J. Gay Distressd Wife I viii: Heavens! How like a Mawkin the Thing looks!
1742		H. Walpole 8 Apr. Letters I (1891) 153: I beheld a mawkin, in a chair, with three footmen, and a label on her breast, inscribed ‘Lady Mary’.