Chowed down is a phrase that means to eat something quickly and with enthusiasm. The crossword solutions for this phrase are ATE (3 letters), EATEN (5 letters), and ATEUP (5 letters). ATE is the most basic form of the verb, meaning to consume food. EATEN is the past participle of the verb, indicating that the action has already been completed. ATEUP is a slang term that implies that the food was consumed with great enthusiasm.