drop in
US /drɑːp ɪn/
UK /drɑːp ɪn/

1.
singgah, datang tanpa diundang
to pay a casual visit to someone without making a prior arrangement
:
•
Feel free to drop in anytime you're in the neighborhood.
Jangan segan untuk singgah bila-bila masa anda berada di kawasan kejiranan.
•
I might drop in on my way home from work.
Saya mungkin akan singgah dalam perjalanan pulang dari kerja.