(intransitive, of a geographical region) To become desert. / (transitive) To cause (a geographical region) to become desert.

(idiomatic) With an intention, goal, or consideration to.

(Australia, ethnic slur, offensive) An aborigine.

(US, law) A clause in the United States Constitution stating that Congress shall have the power [t]o regulate Commerce with foreign Nations, and among the several States, and with the Indian Tribes.