聞きき尽つくす

godan verb (-su)

hear all about; listen to everything

Used when someone listens to a story, explanation, or account in its entirety, often with the nuance of hearing it out completely.

• 彼かれの冒ぼう険けん談だんを一ひと晩ばんかけて聞きき尽つくした。

  I spent the whole night listening to all of his adventure stories.

• その事じ件けんの詳しょう細さいをまだ聞きき尽つくしていない。

  I haven't yet heard all the details of that incident.