spot of ground
  adjacent to any of the colleges, as Clare-hall Piece, &c. 
  The spot of ground before King’s College formerly belonged
  to Clare-hall.  While Clare Piece belonged to King’s,
  the master of Clare-hall proposed a swop, which being
  refused by the provost of King’s, he erected before their
  gates a temple of CLOACINA.  It will be unnecessary to say
  that his arguments were soon acceded to.

Pig.  A police officer.  A China street pig; a Bow-street
  officer.  Floor the pig and bolt; knock down the officer
  and run away.

Pig.  Sixpence, a sow’s baby.  Pig-widgeon; a simpleton. 
  To pig together; to lie or sleep together, two or more in
  a bed.  Cold pig; a jocular punishment inflicted by the
  maid seryants, or other females of the house, on persons
  lying over long in bed:  it consists in pulling off all the
  bed clothes, and leaving them to pig or lie in the cold.  To
  buy a pig in a poke; to purchase any thing without seeing. 
  Pig’s eyes; small eyes.  Pigsnyes; the same:  a vulgar
  term of endearment to a woman.  He can have boiled
  pig at home; a mark of being master of his own house: 
  an allusion to a well known poem and story.  Brandy is
  Latin for pig and goose; an apology for drinking a dram
  after either.

Pig-headed. Obstinate.

Pig running.  A piece of game frequently practised at
  fairs, wakes, &c.  A large pig, whose tail is cut short, and
  both soaped and greased, being turned out, is hunted by
  the young men and boys, and becomes the property of him
  who can catch and hold him by the tail, abpve the height
  of his head.

Pigeon.  A weak silly fellow easily imposed on.  To pigeon;
  to cheat.  To milk the pigeon; to attempt impossibilities,
  to be put to shifts for want of money.  To
  fly a blue pigeon; to steal lead off a church.

Pigeons.  Sharpers, who, during the drawing of the lottery,
  wait ready mounted near Guildhall, and, as soon as
  the first two or three numbers are drawn, which they receive
  from a confederate on a card, ride with them full
  speed to some distant insurance office, before fixed on,
  where there is another of the gang, commonly a decent
  looking woman, who takes care to be at the office before
  the hour of drawing:  to her he secretly gives the number,
  which she insures for a considerable sum:  thus biting
  the biter.

Pigeon’s milk.  Boys and novices are frequently sent on
  the first of April to buy pigeons milk.

To pike.  To run away.  Pike off; run away.

Pilgrim’s salve.  A sirreverence, human excrement.

Pill, or Peele garlick.  Said originally to mean one
  whose skin or hair had fallen off from some disease, chiefly
  the venereal one; but now commonly used by persons
  speaking of themselves:  as, there stood poor pill garlick: 
  i.e. there stood I.