drop someone a line

US /drɑp ˈsʌm.wʌn ə laɪn/
UK /drɑp ˈsʌm.wʌn ə laɪn/
"drop someone a line" picture
1.

menghantar mesej kepada seseorang, menulis surat kepada seseorang

to send someone a letter, email, or message, usually a short one

:
Please drop me a line when you arrive at your destination.
Tolong hantar saya mesej apabila anda tiba di destinasi anda.
I'll drop you a line next week to confirm the details.
Saya akan menghantar anda mesej minggu depan untuk mengesahkan butiran.