Hasty pudding.  Oatmeal and milk boiled to a moderate
  thickness, and eaten with sugar and butter.  Figuratively,
  a wet, muddy road:  as, The way through Wandsworth is
  quite a hasty pudding.  To eat hot hasty pudding for a
  laced hat, or some other prize, is a common feat at wakes
  and fairs.

Hat.  Old hat; a woman’s privities:  because frequently
  felt.

Hatches.  Under the hatches; in trouble, distress, or debt.

Hatchet face.  A long thin face.

HAVIL.  A sheep.  Cant.

HAVY cavy.  Wavering, doubtful, shilly shally.

Hawk.  Ware hawk; the word to look sharp, a bye-word
  when a bailiff passes.  Hawk also signifies a sharper, in
  opposition to pigeon.  See pigeon.  See ware hawk.

Hawkers.  Licensed itinerant retailers of different commodities,
  called also pedlars; likewise the sellers of news-papers. 
  Hawking; an effort to spit up the thick phlegm, called
  oysters:  whence it is wit upon record, to ask the person
  so doing whether he has a licence; a punning allusion to the
  Act of hawkers and pedlars.

To hazel gild.  To beat any one with a hazel stick.

Head cully of the pass, or passage bank.  The top
  tilter of that gang throughout the whole army, who
  demands and receives contribution from all the pass banks in
  the camp.

Head rails.  Teeth.  Sea phrase.

Hearing cheats.  Ears.  Cant.

Heart’s ease.  Gin.

Hearty choak.  He will have a hearty choak and caper
  sauce for breakfast; i.e. he will be hanged.

Heathen philosopher.  One whose breech may be seen
  through his pocket-hole:  this saying arose from the old
  philosophers, many of whom depised the vanity of dress to
  such a point, as often to fall into the opposite extreme.

To heave.  To rob.  To heave a case; to rob a house. 
  To heave a bough; to rob a booth.  Cant.

Heaver.  The breast.  Cant.

Heavers.  Thieves who make it their business to steal
  tradesmen’s shop-books.  Cant.

Hector. bully, a swaggering coward.  To hector; to
  bully, probably from such persons affecting the valour of
  Hector, the Trojan hero.

Hedge.  To make a hedge; to secure a bet, or wager, laid
  on one side, by taking the odds on the other, so that, let
  what will happen, a certain gain is secured, or hedged in,
  by the person who takes this precaution; who is then said
  to be on velvet.

Hedge alehouse.  A small obscure alehouse.