For purposes of this chapter:

(1) The term “smokeless tobacco” has the meaning given such term by section 387(18) of title 21.

(2) The term “commerce” means (A) commerce between any State, the District of Columbia, the Commonwealth of Puerto Rico, Guam, the Virgin Islands, American Samoa, Wake Island, Midway Islands, Kingman Reef, or Johnston Island and any place outside thereof; (B) commerce between points in any State, the District of Columbia, the Commonwealth of Puerto Rico, Guam, the Virgin Islands, American Samoa, Wake Island, Midway Islands, Kingman Reef, or Johnston Island, but through any place outside thereof; or (C) commerce wholly within the District of Columbia, Guam, the Virgin Islands, American Samoa, Wake Island, Midway Islands, Kingman Reef, or Johnston Island.

(3) The term “United States”, when used in a geographical sense, includes the several States, the District of Columbia, the Commonwealth of Puerto Rico, Guam, the Virgin Islands, American Samoa, Wake Island, Midway Islands, Kingman Reef, Johnston Island, and installations of the Armed Forces.

(4) The term “package” means a pack, box, carton, pouch, or container of any kind in which smokeless tobacco products are offered for sale, sold, or otherwise distributed to consumers.

(5) The term “sale or distribution” includes sampling or any other distribution not for sale.

(6) The term “Secretary” means the Secretary of Health and Human Services.