Church warden.  A Sussex name fora shag, or cormorant, probably
  from its voracity.

Church work.  Said of any work that advances slowly.

Churchyard cough.  A cough that is likely to terminate
  in death.

CHURK.  The udder.

Churl.  Originally, a labourer or husbandman:  figuratively
  a rude, surly, boorish fellow.  To put a churl upon a gentleman;
  to drink malt liquor immediately after having drunk wine.

Cinder garbler.  A servant maid, from her business of
  sifting the ashes from the cinders.  Custom-house wit.

Circumbendibus.  A roundabout way, or story.  He
  took such a circumbendibus; he took such a circuit.

Cit.  A citizen of London.

City college.  Newgate.

Civility money.  A reward claimed by bailiffs for executing
  their office with civility.

Civil reception.  A house of civil reception; a bawdy-house,
  or nanny-house.  See nanny-house.

Clack.  A tongue, chiefly applied to women; a simile drawn
  from the clack of a water-mill.

Clack-Loft.  A pulpit, so called by orator Henley.

CLAMMED. Starved.

Clan.  A family’s tribe or brotherhood; a word much used
  in Scotland.  The head of the clan; the chief:  an allusion
  to a story of a Scotchman, who, when a very large
  louse crept down his arm, put him back again, saying he
  was the head of the clan, and that, if injured, all the rest
  would resent it.

Clank.  A silver tankard.  Cant.

Clank napper.  A silver tankard stealer.  See rum bubber.

CLANKER.  A great lie.

Clap.  A venereal taint.  He went out by Had’em, and came
  round by Clapham home; i.e. he went out a wenching,
  and got a clap.

Clap on the shoulder.  An arrest for debt; whence a
  bum bailiff is called a shoulder-clapper.

Clapper.  The tongue of a bell, and figuratively of a man
  or woman.

Clapper claw.  To scold, to abuse, or claw off with the
  tongue.

CLAPPERDOGEON.  A beggar born.  Cant.

Claret.  French red wine; figuratively, blood.  I tapped
  his claret; I broke his head, and made the blood run. 
  Claret-faced; red-faced.

Clawed off.  Severely beaten or whipped; also smartly
  poxed or clapped.

Clear.  Very drunk.  The cull is clear, let’s bite him; the
  fellow is very drunk, let’s cheat him.  Cant.

Cleaver.  One that will cleave; used of a forward or
  wanton woman.

Clean.  Expert; clever.  Amongst the knuckling coves he
  is reckoned very clean; he is considered very expert as
  a pickpocket.