v. i. - To make a return in words or writing; to respond; to answer.
v. i. - To answer a defendant's plea.
v. i. - Figuratively, to do something in return for something done; as, to reply to a signal; to reply to the fire of a battery.
v. t. - To return for an answer.
v. i. - That which is said, written, or done in answer to what is said, written, or done by another; an answer; a response.