Reimburse Posted on 18th December 20156th July 2021 by ThePD (The Project Definition) Reimburse is to pay back money that has been spent or lost. Related Definitions in the Project: The Commercial Definitions 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 commercial, controls, 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.