dial. and colloq. An emphasized form of TINY; esp. in childish use. Also in comb. teeny-tiny, teeny-weeny.

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1835.  A. B. Longstreet, Georgia Scenes, 209. Her da’ter Lucy was the littlest teeny bit of a thing when it was born I ever did see.

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1847–78.  Halliwell, Teeny. (1) Tiny; very small. North.

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1867.  New Comical Nursery Rhymes, 157. With a teeny-tiny thump It broke her teeny nose.

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1888.  ‘R. Boldrewood,’ Robbery under Arms, li. All the small, teeny bits of a man’s life.

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1889.  ‘Lewis Carroll,’ Sylvie & Bruno, xvii. Such delicious tiny music it was! Such teeny-tiny music!

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1894.  Baring-Gould, Queen of L., I. 32. I am a teeny-weeny mite.

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1905.  Elinor Glyn, Viciss. Evangeline, 85. He did look such a teeny shrimp, climbing after me!

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1922.  W. De la Mare, Berries, in Down-adown-derry, 57.

        Twelve jolly gallipots
  Jill put by;
And one little teeny one,
  One inch high.

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