Cuckold.  The husband of an incontinent wife:  cuckolds,
  however, are Christians, as we learn by the following story: 
  An old woman hearing a man call his dog Cuckold, reproved
  him sharply, saying, ’Sirrah, are not you ashamed
  to call a dog by a Christian’s name ?’ To cuckold the
  parson; to bed with one’s wife before she has been churched.

Cucumbers.  Taylors, who are jocularly said to subsist,
  during the summer, chiefly on cucumbers.

Cuff.  An old cuff; an old man.  To cuff Jonas; said of one
  who is knock-kneed, or who beats his sides to keep himself
  warm in frosty weather; called also Beating the
  booby.

Cuffin.  A man.

Cull.  A man, honest or otherwise.  A bob cull; a good-
  natured, quiet fellow.  Cant.

CULLABILITY.  A disposition liable to be cheated, an
  unsuspecting nature, open to imposition.

Cully.  A fog or fool:  also, a dupe to women:  from the
  Italian word coglione, a blockhead.

Culp.  A kick or blow:  from the words mea culpa, being
  that part of the popish liturgy at which the people beat their
  breasts; or, as the vulgar term is, thump their craws.

Cundum.  The dried gut of a sheep, worn by men in the
  act of coition, to prevent venereal infection; said to have
  been invented by one colonel Cundum.  These machines
  were long prepared and sold by a matron of the name of
  Philips, at the Green Canister, in Half-moon-street, in the
  Strand.  That good lady having acquired a fortune, retired
  from business; but learning that the town was not well
  served by her successors, she, out of a patriotic zeal for the
  public welfare, returned to her occupation; of which she
  gave notice by divers hand-bills, in circulation in the year
  1776.  Also a false scabbard over a sword, and the oil-skin
  case for holding the colours of a regiment.

Cunningham.  A punning appellation for a simple fellow.

Cunning man.  A cheat, who pretends by his skill in
  astrology to assist persons in recovering stolen goods:  and
  also to tell them their fortunes, and when, how often,
  and to whom they shall be married; likewise answers all
  lawful questions, both by sea and land.  This profession
  is frequently occupied by ladies.

Cunning shaver.  A sharp fellow, one that trims close,
  i.e. cheats ingeniously.

Cunny-thumbed. To double one’s fist with the thumb inwards,
  like a woman.

C**T.  The chonnos of the Greek, and the cunnus of the Latin
  dictionaries; a nasty name for a nasty thing:  un con Miege.

Cup of the creature.  A cup of good liquor.

Cup-shot.  Drunk.