どこ行く

where are you going?

→ どこ
phrase Common #4,860
where are you going? An informal shortened form of どこに行くの? or どこへ行くの? The subject is usually understood from context. It can also mean “where do you want to go?” depending on context.
JA: ねえ、今からどこ行く?
EN: Hey, where are you going now?

どこ行く!?

Where are you going?!

— すずめの戸締まり (2022)

どこ行く

Where are you going?

— フォーリング・ダウン (1993)

明日はどこ行く

Where are you going tomorrow?

— 映画 聲の形 (2016)

どこ行く

Where are you going?

— タクシー運転手 約束は海を越えて (2017)

どこ行く気だ

Where do you think you're going?

— フォーリング・ダウン (1993)

あんたどこ行く気だ

Where do you think you're going?

— フォーリング・ダウン (1993)

休みの日にどこ行く決めたの

Have you decided where you're going on your day off?

まったくどこ行く

Seriously, where are you going?

— ANORA アノーラ (2024)