- Oh? Something plummy?
- Something very plummy.

6 seconds sound clip from the Little Women (1950) classic radio play.

You can hear this line at 00:27:02 in the radio play.

Quote context

[...]

- So Jo went into town. But what she didn't know was that Laurie went into town, too... and he waited for her in front of the publishing office.

- That's not very good manners, Mr. Laurence... following me.

- What about your manners? Trying to avoid me all the time.

- What were you doing in there?

- What I was doing is a secret.

- All right. Keep your secret. Only, I've got one, too.

- Oh? Something plummy?

- Something very plummy.

- Now, tell me yours... and I'll tell you mine.

- All right. Here.

- A bank draft?

- Well, read it.

- Pay to Josephine March the sum of 1 dollar...

- For what?

- Turn it over.

- In full payment for her story entitled... 'The Phantom Hand.'

- Well?

- One dollar!

- Oh. Well, maybe it isn't much, but some day I'll get as - as much as ten dollars.

[...]