§ 551. Definitions. As used or referred to in this title, unless a different meaning clearly appears from the context,

1. The term "authority" shall mean the Triborough bridge and tunnel authority, the corporation organized pursuant to section five hundred fifty-two of this chapter as consolidated pursuant to section five hundred fifty-two-a of this chapter;

2. The term "city" shall mean the city of New York;

3. The term "bonds" shall mean bonds issued by the authority pursuant to this title or by authorities consolidated with the authority;

4. The term "board" shall mean the members of the authority;

5. The term "comptroller" shall mean the comptroller of the city;

6. The term "the project" shall mean any project or one or more or all of the projects described in subdivision nine of section five hundred fifty-three or in section five hundred fifty-three-a of this chapter;

7. The term "parkway" shall include elevated, surface or subsurface parkways and parking fields and other facilities connected therewith, and any bridge, viaduct, embankment or other structure that is part thereof or crosses the same;

8. The term "highway" shall mean any road, street, avenue or boulevard, whether elevated, surface or subsurface, and includes any parking fields and other facilities connected therewith and any bridge, viaduct, embankment or other structure that is a part thereof or crosses the same.

9. The term "metropolitan transportation authority" shall mean the corporation created by section twelve hundred sixty-three of this chapter.

10. The term "New York city transit authority" shall mean the corporation created by section twelve hundred one of this chapter.