I'll bite

Raymond ChandlerのRed Windからの抜粋です。
"It was an undercover job-from my angle," I said. "If you know what I mean." He reddened again, bit his teeth. I went on: "I got back from the city hall without telling anybody I knew Waldo. In due time, when I decided they couldn't find out where he lived that night, I took the liberty of examining his apartment." "Looking for what?" the big man said thickly.
"For some letters. I might mention in passing there was nothing there at all-except a dead man. Strangled and hanging by a belt to the top of the wall bed-well out of sight. A small man, about forty-five, Mexican or South American, well-dressed in a fawn-colored---.
"That's enough," the big man said. "I'll bite, Marlowe. Was it a blackmail job you were on?"
"I'll bite" はいかにも口語的な表現ですが、その意味は何でしょう？ "bite" を辞書で見ます。
・Oxford English Dictionary: (Of a person) be persuaded to accept a deal or offer: a hundred or so retailers should bite
・Merriam-Webster: to accept a suggestion or an offer: offered them a deal but they wouldn't bite
・Wiktionary: (intransitive, metaphor) To accept something offered, often secretly or deceptively, to cause some action by the acceptor. I've planted the story. Do you think they'll bite?
そう言えば日本語でも「人を食う」とか「犬も食わない・・・」などの表現がありますね。