1
general::
Phrase(s): Can’t say (a)s I do(, can’t say (a)s I don’t).
Rur. I am not sure. • Tom: Do you know Mr. Smith? Mary: Well, I can’t say as I do, can’t say as I don’t. • Jane: What do you think of my cousin? Do you like him? Mary: Can’t say’s I do, can’t say’s I don’t.
McGrawhill's American Idioms And Phrasal Verbs