The noun confusion has 5 senses (first 2 from tagged texts)
1. (14) confusion -- (disorder resulting from a failure to behave predictably; "the army retreated in confusion")
2. (7) confusion, mental confusion, confusedness, muddiness, disarray -- (a mental state characterized by a lack of clear and orderly thought and behavior; "a confusion of impressions")
3. confusion, discombobulation -- (a feeling of embarrassment that leaves you confused)
4. confusion -- (an act causing a disorderly combination of elements with identities lost and distinctions blended; "the confusion of tongues at the Tower of Babel")
5. confusion, mix-up -- (a mistake that results from taking one thing to be another; "he changed his name in order to avoid confusion with the notorious outlaw")