Deep Posted on 7th November 201523rd July 2021 by ThePD (The Project Definition) Deep means 1) a long way down from the top or surface; 2) very intense or extreme; 3) very strongly felt or experienced; 4) strong and dark in colour. 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 General and tagged word. 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.