断子绝孙 duàn zǐ jué sūn

DEFINITIONS

  1. end the family line; have no descendants left

CHARACTERS

断 duàn sever, cut off; interrupt
子 zǐ offspring, child; fruit, seed of; 1st terrestrial branch
绝 jué to cut, sever, break off, terminate
孙 sūn grandchild, descendent; surname