Ootd stands for “ outfit of the day ” and is used to describe what someone is wearing on a particular day. It is commonly used in the context of fashion blogging and social media posts. The term ootd has gained popularity in recent years, especially on Instagram and other social media platforms. OOTD stands for “Outfit of the Day.” It is a popular abbreviation used as a hashtag on social media apps, especially on Instagram and TikTok. You can think of it as a variant of WIWT, which typically means “What I Wore Today.” What does OOTD mean and who started OOTD? We trace the complete evolution of the popular fashion inspo hashtag on Instagram, TikTok and more. What does OOTD mean? Have you ever heard the term “ootd”? In this lesson, you will find the phrase that the acronym “ootd” most likely stands for with more information and examples to use in more specific situations. OOTD Meaning What Does OOTD Mean? The slang acronym”OOTD” stands for “ outfit of the day “.