alguien se lo

someone ... it to him/her

→ alguien

phrase Uncommon #22,180

someone ... it to him/her This is not a fixed expression. Alguien means “someone,” while se and lo are pronouns whose exact meaning depends on the verb. Lo can refer to a masculine singular thing or idea, and los can refer to masculine plural things. With verbs such as llevarse, se may be part of the verb and mean “away” or indicate that someone takes something.

SP: Alguien se lo dijo ayer.

EN: Someone told him/her yesterday.

Alguien se lo exigió.

Someone demanded it of him.

Alguien se lo preguntó.

Someone asked him.

Tal vez alguien se lo dijo en confesión.

Perhaps someone told him in confession.

— La venganza de Manon (1986)

O alguien se lo llevaba.

Or someone was taking it away.

— Los lunes al sol (2002)