Mandelbaum
- A surname of German or Yiddish origin, often used to refer to a person with this last name. nounThe famous poet's last name was Mandelbaum.Mandelbaum is a common surname among Ashkenazi Jews.
- A slang term used in some regions to refer to a person or thing that is considered old-fashioned or out of date. nounThat old computer is such a mandelbaum.He dresses like a mandelbaum from the 1980s.