ˌcross-ˈpurposes BrE AmE noun
at cross-purposes if two people are at cross-purposes, they do not understand each other because they are talking about different things but fail to realize this:
I think we’re talking at cross-purposes.
ˌcross-ˈpurposes BrE AmE noun
at cross-purposes if two people are at cross-purposes, they do not understand each other because they are talking about different things but fail to realize this:
I think we’re talking at cross-purposes.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012