From Longman Dictionary of Contemporary Englishas to somethingas to somethinga) concerning something Frank was very uncertain as to whether it was the right job for him. advice as to which suppliers to approach He kept his rivals guessing as to his real intentions. b) formal used when you are starting to talk about something new that is connected with what you were talking about before As to our future plans, I think I need only say that the company intends to expand at a steady rate. → as
Examples from the Corpus
as to something• The President asked for opinions as to the likelihood of war. 