Offsite Posted on 11th December 201515th May 2021 by ThePD (The Project Definition) Offsite means not working or happening in a particular main office and facility other than the subject site. 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 Engineering and tagged offsite. 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.