Wiktionary
vb. (context idiomatic intransitive English) To listen: to devote one's attention to an auditory event.
WordNet
Usage examples of "give ear".
Ulysses would not give ear, but sped onward to the ships of the Achaeans, and the son of Tydeus flinging himself alone into the thick of the fight took his stand before the horses of the son of Neleus.
It was discovered, indeed, after his death, that he had by means of spells so fascinated his majesty as to oblige him to give ear and credit to whatever he represented, and by these means was enabled to act in all matters according to his own arbitrary will.
Half an hour from now, when I shall again and forever reindue that hated personality, I know how I shall sit shuddering and weeping in my chair, or continue, with the most strained and fear-struck ecstasy of listening, to pace up and down this room (my last earthly refuge), and give ear to every sound of menace.