Commission Posted on 5th November 201531st January 2021 by ThePD (The Project Definition) A Commission is 1) a group of people who have been given the official job;. 2) an amount of money paid for contracting or selling something. Related Definitions in the Project: The Project Cost Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in Controls and tagged business, cost. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.