# why not

> English word · Adverb

## Definitions
1. Why is that so? (for a negative statement)
2. Used to state that one has no objection to and approves of a proposal.
3. Used to introduce a proposal.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/why-not