en su boca

in his/her mouth

→ en
phrase Rare #34,074
in his/her mouth Literal phrase. The pronoun su can mean his, her, your, or their depending on context.
SP: Tenía una galleta en su boca.
EN: He had a cookie in his mouth.

El caballo se irritó con el pedacito puesto en su boca.

The horse became irritated by the little piece placed in its mouth.

Y ahora meta la cápsula en su boca.

And now put the capsule in your mouth.

Donna nació con una cuchara de plata en su boca.

Donna was born with a silver spoon in her mouth.

El caballo se irritó con el bocado puesto en su boca.

The horse became irritated with the bit in its mouth.

El caballero con la pipa en su boca es un famoso crítico.

The gentleman with the pipe in his mouth is a famous critic.

Sopla viento en su boca.

The wind blows in his mouth.

— 3 Idiots (2009)

El hombre que tiene a Dios en su boca.

The man who has God in his mouth.

En su boca.

In her mouth.

— El agente secreto (2025)