live by - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theylive by
he/she/itlives by
present participleliving by
past tenselived by
past participlelived by
  1. live by something to behave according to a particular set of beliefs or principles

    He argued that even criminals have a code of ethics that they live by.

See also main entry: live