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. To change your default post category in wordpress, do the following: hover over “posts” in the left sidebar and click “categories” in the flyout menu. hover over “uncategorized” and click the “edit” link that appears below the category name. type your new default category (with a lowercase letter) in the slug field. 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.