Related Clues:

• Not left in without qualifications
• The story is finished; that's the total
• That's such a singular way to get to 18 down
• That's the way to agree without exception
• The whole of it will add up to half a hundred
• That's the way to agree without reservation
• In a manner of speaking, perhaps? That's it, absolutely!
• OT? That's the whole of it
• Perhaps a 17 across might arrive at this
• Altogether OT?
• In the end I depend on this without reservation
• All this comes to will add up to a half-century
• Is OT entirely there?
• Nothing omitted from the relation, perhaps, when the whole of the bells were rung, by the sound of it
• One little drink with a pound, and that's all you get