The Collaborative International Dictionary of English v.0.48:

Titling \Tit"ling\, n. [Icel. titlingr a tit sparrow. See Tit
   a small bird.]
   1. (Zool.)
      (a) The hedge sparrow; -- called also titlene. Its nest
          often chosen by the cuckoo as a place for depositing
          its own eggs.
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                The titling, . . . being thus deceived, hatcheth
                the egg, and bringeth up the chick of another
                bird.                             --Holland.
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      (b) The meadow pipit.
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   2. Stockfish; -- formerly so called in customhouses.
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