The wording says that the speaker is already agreeing as much as possible, so greater agreement is impossible.
The wording says that the speaker is already agreeing as much as possible, so greater agreement is impossible.
What does I couldn't agree more mean?
It means I agree completely.
Does I couldn't agree more mean disagreement?
No. The negative means there is no room for stronger agreement.
When do you say I couldn't agree more?
After someone states a view you strongly share.
Is I couldn't agree more polite?
Yes. It expresses emphatic agreement in conversation.
Why is I couldn't agree more negative?
It means agreeing more would be impossible because agreement is already complete.