Buffer.  One that steals and kills horses and dogs for
  their skins; also an inn-keeper:  in Ireland it signifies a
  boxer.

Buffer.  A man who takes an oath:  generally applied to
  Jew bail.

BUFFLE-headed. Confused, stupid.

Bug.  A nick name given by the Irish to Englishmen;
  bugs having, as it is said, been introduced into Ireland by
  the English.

To bug.  A cant word among journeymen hatters, signifying
  the exchanging some of the dearest materials of
  which a hat is made for others of less value.  Hats are
  composed of the furs and wool of divers animals among
  which is a small portion of beavers’ fur.  Bugging, is
  stealing the beaver, and substituting in lieu thereof an equal
  weight of some cheaper ingredient.—­Bailiffs who take
  money to postpone or refrain the serving of a writ, are
  said to bug the writ.

Bug-hunter.  An upholsterer.

BUGABOE.  A scare-babe, or bully-beggar.

BUGAROCH.  Comely, handsome.  Irish.

Buggy.  A one-horse chaise.

Bugger.  A blackguard, a rascal, a term of reproach.  Mill
  the bloody bugger; beat the damned rascal.

Bulk and file.  Two pickpockets; the bulk jostles the
  party to be robbed, and the file does the business.

BULKER.  One who lodges all night on a bulk or projection
  before old-fashioned shop windows.

Bull.  An Exchange Alley term for one who buys stock
  on speculation for time, i.e. agrees with the seller, called
  a Bear, to take a certain sum of stock at a future day, at a
  stated price:  if at that day stock fetches more than the
  price agreed on, he receives the difference; if it falls or is
  cheaper, he either pays it, or becomes a lame duck, and
  waddles out of the Alley.  See lame duck and bear.

Bull.  A blunder; from one Obadiah Bull, a blundering
  lawyer of London, who lived in the reign of Henery VII.
  by a bull is now always meant a blunder made by an Irishman. 
  A bull was also the name of false hair formerly
  much worn by women.  To look like bull beef, or as bluff
  as bull beef; to look fierce or surly.  Town bull, a great
  whore-master.

Bull.  A crown piece.  A half bull; half a crown.

Bull beggar, or bully beggar.  An imaginary
  being with which children are threatened by servants
  and nurses, like raw head and bloody bones.

Bull calf.  A great hulkey or clumsy fellow.  See
  hulkey.

Bull chin.  A fat chubby child.

Bull dogs.  Pistols.

Bull hankers.  Persons who over-drive bulls, or
  frequent bull baits.