1 sentence for 保 (bǎo — administrative unit)

1. 在旧社会的基层管理中，十家编为一保。

   zài jiù shè​huì de jī​céng guǎn​lǐ zhōng, shí jiā biān​wéi yī bǎo.

   In the grassroots management of the old society, ten households were organized into one 'bao'.

   Source: Dong Chinese Dictionary