Yesterdayked

Yesterdayked is a term used in online communities to describe the practice of actively reflecting on and curating the events of the previous day. In common usage, it can function as a noun ('a yesterdayked') or a verb ('to yesterdayk').

The coinage appears in late 2010s to early 2020s digital discourse, merging 'yesterday' with a past-tense suffix -ed to signal an action completed in relation to the immediately preceding day. No single author is credited; it emerged through memetic spread across forums, microblogs, and memory-keeping apps.

Yesterdayked typically involves reviewing yesterday's media—photos, posts, messages—and creating a retrospective digest, whether as a private diary entry, a social media post, or a structured timeline. Tools include journaling apps, note-taking platforms, or short-form posts. The aim is to process events, reaffirm connections, and regulate social media consumption.

The term is used more in online culture and subcultures focused on digital mindfulness and memory-work. Critics describe it as performative nostalgia or a trend without substantive impact, while proponents view it as a voluntary coping strategy that helps individuals reflect on daily life.

See also: memory, nostalgia, digital minimalism, social media journaling.