saltie

/S AO1 L T IY0/
noun
  1. 1

    A salt-water crocodile (or estuarine crocodile).

  2. 2

    An ocean-going ship that enters the Great Lakes via the St. Lawrence Seaway.

  3. 3

    The saltwater fluke or dab.

Source: https://en.wiktionary.org/wiki/saltie