Related Clues:

• "You really think that's true?"
• '-- bigger than a breadbox?'
• Question after a surprising claim
• 'Whose Line ___ Anyway?'
• 'By all means!'
• 'Ya think?'
• Trendy theologian imports lots of ecstasy, as a matter of fact
• Part 1 of a wordplay-related quip
• I ended arrangement - absolutely
• Very much so
• Certainly covered by legal document
• Further; denied (anag.)
• Really independent English journalist
• Expression of interest, incredulity or contempt
• At home getting defeated - no achievement, certainly