The term Spanish Jar can be broken down into two words, OLLA and TARRO. OLLA is a four-letter word meaning a traditional Spanish clay pot used for cooking. It is usually round in shape and has a lid. TARRO is a five-letter word meaning a jar or container made of glass, metal, or plastic. It is commonly used to store food items such as spices, sauces, and other condiments. Together, these two words form the term Spanish Jar, which is a type of container used to store food items.