... something Several prisoners tried to break out of prison last month. Mr_doody2004@yahoo.com 55 break down - to stop working because of mechanical failure The car broke down on the lonely ... Mr_doody2004@yahoo.com 56 break in (someone or something) - to train someone to do a job, to make something the right ... We must break down these figures for further study. break down (something) - to divide into parts, to separate into simpler substances We tried to break down the sentence for further study....