answer back

See also: answerback

English edit

answer back (third-person singular simple present answers back, present participle answering back, simple past and past participle answered back)

(transitive, intransitive) To reply impertinently to (someone); to talk back.
I'll thank you not to answer back like that! Where are your manners?

She answered him back rudely.
To reply to a question from (someone) at a later time.
Please answer me back before the end of the week.
(computing) To issue echo characters, protocol responses, reflexive connection requests, etc.

In all senses the object (if mentioned) may appear before or after the particle. If the object is a pronoun, then it must be before the particle.

to reply impertinently; to talk back