It is the third-person form of decir in preterit (past) tense, so:
He/she/you (formal) said
"He said" Dijo is a form of the word Decir. To say.
Said the dog.
Quien te dijo como escribir esto = Who told you how to write this?
I already told you about her.
...that he said (to you)... ¿Que te dijo? = What did he say (to you)?
its means "he said he loved you"
"...and my little brother said 'hello'."
It means: DId you tell him/her what he/she told you?
"Dijo que" in English translates to "he/she said that."
Nadie dijo nada was created in 1971.
The duration of Nadie dijo nada is 2.25 hours.
"If what she said...." (Si lo que ella dijo) "Yes, What she said" (Sí. Lo que ella dijo)