Define uncategorized. uncategorized synonyms, uncategorized pronunciation, uncategorized translation, english dictionary definition of uncategorized. adj. 1. Uncategorized: 1 adj not categorized or sorted synonyms: uncategorised , unsorted unclassified not arranged in any specific grouping. Categorize definition, to arrange in categories or classes; classify. see more. What is the uncategorized category? in wordpress, when it comes to organizing content, tags and categories are two outstanding and commonly used features. a category refers to a taxonomy, which is used to group and select related posts together. Uncategorized. avnet adds thousands of new products every week we want you to have access to those parts as soon as possible. sometimes it takes a little time for our team to add all the technical attributes and categorization for these new parts. click below to see them here, we’ll have all the data in place shortly.