I'd say it was your way of evading an issue.
4 seconds sound clip from the The Moon's Our Home (1941) classic radio play.
You can hear this line at 00:42:34 in the radio play.
Quote context
[...]
- Sarah, everything is arranged. I've already talked to Horace and the newspapermen are waiting.
- For the announcement of your engagement to Horace!
- My dear, my dear... I've gone over the situation quite thoroughly.
- I'd say it was your way of evading an issue.
- Why, to Sam Smith, that's who.
- All right, all right... who is he? Where does he come from? What does he do?
- Well, I don't... Granny, you've got to believe me.
- I'll believe you. Produce him. Where is he?
- I don't know. That is, I'm not exactly sure where he is. I'm trying to find him.
[...]