subs. phr. (common).—1.  An ideal wife; and 2. (venery) = a harlot: whence BACHELOR’S-BABY = a bastard.

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  1562.  HEYWOOD, Proverbs and Epigrams (1867), 61. 7. BACHELERS WIUES, and maides children be well tought.

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  1726.  VANBRUGH, The Provoked Husband, i. 1. Ay! ay! BACHELORS’ WIVES, indeed, are finely governed.

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  1854.  H. MILLER, My Schools and Schoolmasters, 503. The ‘BACHELOR’S WIFE’ … occupies a large place in our literature, as the mistress of all the poets who ever wrote on love without actually experiencing it.

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