Crossword clues for the word: ERP The word ERP has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for ERP Showing 1 to 6 of 6 results Clue(s) Enterprise Resource Planning, for short Initials of post-war program. Marshall Plan initials Marshall plan: Abbr. Marshall Plan. The Marshall Plan: Abbr.