A disease that affects married men that prevents them from either remembering to do simple household chores or performing them in an acceptable manner.
My husband forgot to take the downstairs trash out again on trash day after I reminded him to take ALL the trash out. His Manzheimer's Disease is really getting worse!
The state of confusion that is produced by entering a shopping mall wherein one forgets the reason they came, their place in the world, and possibly their very identity.
Girlfriend: What shirt did you buy for the wedding at the mall?
Boyfriend: I must have come down with mallzheimers, cause all I got was this puppy!