Tup.  A ram:  figuratively, a cuckold.

Tup running.  A rural sport practised at wakes and fairs
  in Derbyshire; a ram, whose tail is well soaped and
  greased, is turned out to the multitude; any one that can
  take him by the tail, and hold him fast, is to have him for
  his own.

T—­D.  There were four t—­ds for dinner:  stir t—­d, hold
  t—­d, tread t—­d, and mus-t—­d:  to wit, a hog’s face, feet
  and chitterlings, with mustard.  He will never sh—­e a
  seaman’s t—­d; i.e. he will never make a good seaman.

Turf.  On the turf; persons who keep running horses, or
  attend and bet at horse-races, are said to be on the turf.

Turk.  A cruel, hard-hearted man.  Turkish treatment;
  barbarous usage.  Turkish shore; Lambeth, Southwark,
  and Rotherhithe side of the Thames.

Turkey merchant.  A poulterer.

Turncoat.  One who has changed his party from interested
  motives.

Turned up.  Acquitted; discharged.

Turnip-pated. White or fair-haired.

Turnpike man.  A parson; because the clergy collect
  their tolls at our entrance into and exit from the world.

TUZZY-Muzzy.  The monosyllable.

Twaddle.  Perplexity, confusion, or any thing else:  a
  fashionable term that for a while succeeded that of bore.  See
  bore.

TWANGEY, or STANGEY.  A north country name for a taylor.

TWEAGUE.  In a great tweague:  in a great passion.  Tweaguey;
  peevish, passionate.

To tweak.  To pull:  to tweak any one’s nose.

TWELVER.  A shilling.

Twiddle-DIDDLES.  Testicles.

Twiddle poop.  An effeminate looking fellow.

In twig.  Handsome; stilish.  The cove is togged in
  twig; the fellow is dressed in the fashion.

To twig.  To observe.  Twig the cull, he is peery;
  observe the fellow, he is watching us.  Also to disengage,
  snap asunder, or break off.  To twig the darbies; to knock
  off the irons.

Twiss. (Irish) A Jordan, or pot de chambre.  A Mr. Richard
  Twiss having in his “Travels” given a very unfavourable
  description of the Irish character, the inhabitants of
  Dublin, byway of revenge, thought proper to christen this
  utensil by his name—­suffice it to say that the baptismal
  rites were not wanting at the ceremony.  On a nephew of
  this gentleman the following epigram was made by
  a friend of ouis: 

      Perish the country, yet my name
       Shall ne’er in story be forgot,
      But still the more increase in fame,
       The more the country goes to pot.

Twist. A mixture of half tea and half coffee; likewise
  brandy, beer, and eggs.  A good twist; a good appetite. 
  To twist it down apace; to eat heartily.