A "truthful answer" refers to a response that is honest and accurate, without any deception or falsehood.
Sentences with «truthful answer»
The code requires ministers to always give truthful answers. (itv.com)
Many non-traditional lenders are willing to offer large unsecured loans, but they do ask questions and will expect truthful answers. (badcreditloanservices.com)
They will either not participate or not provide truthful answers. (slaw.ca)