# lackaday

> English word · Interjection

## Definitions
1. An expression of regret or grief.

## Etymology
Univerbation with apheresis from the interjection "alack the day".

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/lackaday