Definitions
Wiktionary
- Really? Is it true?
Examples
“The point to be noted here is that so far as concerned the atrocious miseries of the working-people, it was not necessary even to pretend to do anything.”
The Profits of Religion: An Essay in Economic Interpretation
“Now who is that so base and ungrateful as to rise from a table where such delicious victuals are served and "backbite" the neighbor who prepares it?”
Lists
‘is that so’ hasn't been added to any lists yet.

reesetee You don't say? Nov 25, 2008
bilby Is that so? Nov 23, 2008
whichbe A three year old just told me that I say this a lot. Nov 23, 2008