matzo

1. (uncountable) Thin, unleavened bread in Jewish cuisine.Examples: "Matzo is eaten by Jews on Passover."; "Like the Kopelmans, they have a Christmas tree with dreidel ornaments and a menorah, which they light each night. Pham learned to cook matzo ball soup."

2. (countable) A piece of the above bread.Examples: "[W]hen a Hamas spokesman recently stood by his statement that Jews used the blood of non-Jewish children for their matzos – one of the oldest anti-Semitic canards around – European elites were largely silent."