(intransitive) To engage in a fight; to battle.

(informal) confident and willing to get a job done.

(as imperative) Do not imitate my behavior but obey my instructions.

(Britain) Be in a situation where any course of action leads to a negative outcome.

Alternative form of do as I say and not as I do

(strictly) When in a foreign place, suit behavior or appearance to the local culture. / (loosely, idiomatic) Adapt to the circumstances; follow common custom.

A phrase, often used jocularly, said upon parting.

(humorous) A phrase indicating that something must be done directly without delays or deviations.

(uncommon) Alternative form of when in Rome, do as the Romans do

A phrase telling someone to pursue a path directly without deviations.