happy birthday
US /ˌhæp.i ˈbɜːrθ.deɪ/
UK /ˌhæp.i ˈbɜːrθ.deɪ/

1.
selamat ulang tahun
a greeting or expression of good wishes on a person's birthday
:
•
She wished him 'Happy birthday!' as he walked in.
Dia mengucapkan 'Selamat ulang tahun!' padanya saat dia masuk.
•
We sang 'Happy Birthday' to my little brother.
Kami menyanyikan 'Selamat Ulang Tahun' untuk adik laki-lakiku.