no tardes

don't take too long

→ no
phrase Common #10,192
don't take too long A negative command addressed to one person informally.
SP: Avísame cuando llegues, pero no tardes.
EN: Let me know when you arrive, but don't take too long.

Ahora no tardes.

Don't take long now.

Está bien, pero no tardes.

Okay, but don’t be long.

— Hogar (2020)

No tardes, abuelo, que tengo hambre.

Don't be long, grandpa, I'm hungry.

— Amarcord (1973)

Bueno, no tardes.

Okay, don't take too long.

— Rebeca (1940)

Bueno, Bené, pero no tardes.

Okay, Bené, but don't be late.

— Ciudad de Dios (2002)

No tardes.

Don't be late.

— Five Nights at Freddy's 2 (2025)

Pero no tardes mucho.

But don't take too long.

— Oppenheimer (2023)

No tardes mucho.

Don’t take too long.

No tardes todo el día en comprar un champú.

Don't spend all day buying shampoo.