Martinet.  A military term for a strict disciplinarian: 
  from the name of a French general, famous for restoring
  military discipline to the French army.  He first disciplined
  the French infantry, and regulated their method of
  encampment:  he was killed at the siege of Doesbourg in the
  year 1672.

Mason’s maund.  A sham sore above the elbow, to counterfeit
  a broken arm by a fall from a scaffold.

Master of the mint.  A gardener.

Master of the rolls.  A baker.

Master of the wardrobe.  One who pawns his clothes
  to purchase liquor.

Matrimonial peace-maker.  The sugar-stick, or
  arbor vitae.

Maudlin drunk.  Crying drunk:  perhaps from Mary
  Magdalene, called Maudlin, who is always painted in
  tears.

MAULED. Extremely drunk, or soundly beaten.

MAUNDERING broth.  Scolding.

MAUNDING.  Asking or begging.  Cant: 

MAWKES.  A vulgar slattern.

MAWLEY.  A hand.  Tip us your mawley; shake hands.
  with me.  Fam the mawley; shake hands.

Maw-wallop.  A filthy composition, sufficient to provoke
  vomiting.

Max.  Gin.

May bees.  May bees don’t fly all the year long; an answer
  to any one who prefaces a proposition with, It may be.

Mealy-mouthed. Over-modest or backward in speech.

Medlar.  A fruit, vulgarly called an open a-se; of which
  it is more truly than delicately said, that it is never ripe
  till it is as rotten as a t—­d, and then it is not worth a
  f—­t.

Mellow.  Almost drunk.

Melting moments.  A fat man and woman in the amorous congress.

To melt.  To spend.  Will you melt a borde? will you
  spend a shilling?  The cull melted a couple of decusses
  upon us; the gentleman spent a couple of crowns upon us. 
  Cant.

Member mug.  A chamber pot.

Men of straw.  Hired bail, so called from having straw
  stuck in their shoes to distinguish them.

Men of Kent.  Men born east of the river Medway, who
  are said to have met the Conqueror in a body, each carrying
  a green bough in his hand, the whole appearing like
  a moving wood; and thereby obtaining a confirmation of
  their ancient privileges.  The inhabitants of Kent are divided
  into Kentish men and men of Kent.  Also a society held
  at the Fountain Tavern, Bartholomew Lane, A.D. 1743.

Merkin.  Counterfeit hair for women’s privy parts.  See
  BAILEY’S DICT.

Merry andrew, or Mr. Merryman.  The jack pudding,
  jester, or zany of a mountebank, usually dressed in a
  party-coloured coat.