no se lo digas a nadie

don't tell anyone

→ no
phrase Uncommon #17,455
don't tell anyone An informal command using tú. Literally, “don’t say it to anyone.” The formal equivalent is “no se lo diga a nadie.”
SP: Tengo una sorpresa, pero no se lo digas a nadie.
EN: I have a surprise, but don't tell anyone.

Por favor, no se lo digas a nadie.

Please don't tell anyone.

Todavía no se lo digas a nadie.

Don’t tell anyone yet.

No se lo digas a nadie, por favor.

Please don't tell anyone.

Y no se lo digas a nadie.

And don't tell anyone.

— El recuerdo de Marnie (2014)

No se lo digas a nadie.

Don't tell anyone.

— La escafandra y la mariposa (2007)

Qué maravilla pero no se lo digas a nadie.

How wonderful, but don't tell anyone.

Te diré un secreto, pero no se lo digas a nadie.

I'll tell you a secret, but don't tell anyone.

— Juego sucio (Infernal Affairs) (2002)

No se lo digas a nadie, ¿entiendes?

Don't tell anyone, understand?

— El ladrón (1997)