Earnest. A deposit in part of payment, to bind a bargain.

Earth bath.  A Grave.

Easy.  Make the cull easy or quiet; gag or kill him.  As
  easy as pissing the bed.

Easy virtue.  A lady of easy virtue:  an impure or prostitute.

Eat.  To eat like a beggar man, and wag his under jaw; a
  jocular reproach to a proud man.  To eat one’s words; to
  retract what one has said.

To edge.  To excite, stimulate, or provoke; or as it is
  vulgarly called, to egg a man on.  Fall back, fall edge; i.e.
  let what will happen.  Some derive to egg on, from the
  Latin word, age, age.

Eight eyes.  I will knock out two of your eight eyes; a
  common Billingsgate threat from one fish nymph to
  another:  every woman, according to the naturalists of that
  society, having eight eyes; viz. two seeing eyes, two
  bub-eyes, a bell-eye, two pope’s eyes, and a ***-eye.  He has
  fallen down and trod upon his eye; said of one who has a
  black eye.

Elbow grease.  Labour.  Elbow grease will make an oak
  table shine.

Elbow room.  Sufficient space to act in.  Out at elbows;
  said of an estate that is mortgaged.

Elbow Shaker.  A gamester, one who rattles Saint Hugh’s
  bones, i.e. the dice.

Ellenborough lodge.  The King’s Bench Prison.  Lord
  Ellenborough’s teeth; the chevaux de frize round the top
  of the wall of that prison.

Elf.  A fairy or hobgoblin, a little man or woman.

Emperor.  Drunk as an emperor, i.e. ten times as drunk as
  a lord.

English Burgundy.  Porter.

Ensign bearer.  A drunken man, who looks red in the
  face, or hoists his colours in his drink.

EQUIPT.  Rich; also, having new clothes.  Well equipt;
  full of money, or well dressed.  The cull equipped me
  with a brace of meggs; the gentleman furnished me with.
  a couple of guineas.

Essex lion.  A calf; Essex being famous for calves, and
  chiefly supplying the London markets.

Essex stile.  A ditch; a great part of Essex is low marshy
  ground, in which there are more ditches than Stiles.

Eternity Box.  A coffin.

Eves.  Hen roosts.

EVE’S custom-house, where Adam made his first entry. 
  The monosyllable.

Eves dropper.  One that lurks about to rob hen-roosts;
  also a listener at doors and windows, to hear private
  conversation.

Evil.  A halter.  Cant, Also a wife.

Ewe.  A white ewe; a beautiful woman.  An old ewe, drest
  lamb fashion; an old woman, drest like a young girl.