An object indirectly affected by the action of a verb, as me in Sing me a song and turtles in He feeds turtles lettuce.
The definition of an indirect object is a grammar term for the person or thing to which something is done by the action of the verb in a sentence.
An example of an indirect object is the word her in the sentence, "I baked the cookies for her."
The word or words denoting the person or thing indirectly affected by the action of the verb: it generally names the person or thing to which something is given or for which something is done (Ex.: him in “give him the ball,” “do him a favor”)
He gave the money to the bank.
Attributive form of indirect object, noun.