unable to think clearly or to understand what is happening or what somebody is saying. I'm confused—say all that again. I'm getting really confused now.

unable to think clearly or to understand what is happening or what someone is saying. People are confused about all the different labels on food these days.

confuse ; to make somebody unable to think clearly or understand something. confuse somebody These two sets of statistics are guaranteed to confuse the public.

[uncountable, countable] a state of not being certain about what is happening, what you should do, what something means, etc.

There are six meanings listed in OED's entry for the adjective confused, one of which is labelled obsolete. See 'Meaning & use' for definitions.

to make someone unable to think clearly or understand something. They confused me with conflicting accounts of what happened.

​difficult to understand; not clear. The instructions on the box are very confusing. a confusing situation/experience; confusing messages/signals ...

1[uncountable, countable] confusion (about/over something) confusion (as to something) a state of not being certain about what is happening, what you should ...

​in a way that shows that you are unable to think clearly or to understand what is happening or what somebody is saying. 'What? I'm lost,' Eric said confusedly.

difficult to understand; not clear The instructions on the box are very confusing. a very confusing experience