Crossword clues for the word: STOCKUP The word STOCKUP has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for STOCKUP Showing 1 to 8 of 8 results Clue(s) "Prepare for an emergency, in a way" Buy by the bushel Buy in quantity Buy supplies Guard against running out Increase one's inventory Make provision for securities getting pricier Take advantage of a sale