# happy birthday

> English word · Interjection · IPA /ˈhæp.i ˈbɜːθ.deɪ/

## Definitions
1. Said or written to a person who is celebrating their birthday in order to convey the good wishes of the speaker or writer (literally, "may you have a happy birthday")

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