Meanings of further expostulation in English

Need I add that I set about the rash endeavor without further expostulation?

Sally's answer set all further expostulation at defiance.

Bates ventured upon no further expostulation.

There was that in her proud speech silencing my tongue from further expostulation, even had I believed De Noyan deserved a defender.

After a little further expostulation Arthur arose, and, unlocking the door, bade them enter and look as long as they pleased and where they pleased.

Further expostulation was vain.

'Grosvenor Hotel,' repeated the novelist; and then, seeing that the cabby seemed bent on further expostulation, he resolutely took his seat in the vehicle.