OOTDalso: オーオーティーディーFreq.FrequencyTop 100,000Meanings1nounoutfit of the day; OOTDcolloquialColloquial social-media term for posting one's daily outfit, used in fashion and lifestyle contexts.今日きょうのOOTDをインスタにアップした。I posted today's OOTD on Instagram.彼かの女じょのOOTDはいつもおしゃれだ。Her OOTD is always stylish.