What is "giros"

Usage examples of "giros".

When it came time to pay the rent for their room, she discovered that he had been sending giros postales to his wife in Old Mexico, and instead of becoming angry, she kissed him feverishly, crying, “That’s why I need you, Tranquilino.

Bringing what little money he had saved after sending Serafina her giros postales, he would burst into the familiar cantinas on Santa Fe Street and buy beer for his old acquaintances.

The only difference was that she did not send Tranquilino any giros postales, for she had no idea where he was, but Brumbaugh showed her how to save her money at the bank, which she did.

The crowd surged forward, desperate to cash giros, buy tax discs and stamps.