Decía (en. Said)

[deˈθia]

Slang Meanings

It is used to refer to what has been said or asserted in a casual tone.
He said he was the best player in the neighborhood.
Él decía que era el mejor jugador del barrio.
It is used ironically to refer to statements that are hard to believe.
Sure, as if he really said that.
Claro, como si eso realmente lo dijera.