n.1. The act of promoting someone to a higher job, grade, or rank, or the fact of being so promoted.
2. Support or encouragement of the progress, growth, or acceptance of something; furtherance: has joined in the promotion of the theory.
3. a. Advertising; publicity.
b. An act, event, or offer that helps to increase interest in or demand for something: offered a free sample as a promotion to try the new soap.