What is Sbirro?
Sbirro definition and meaning on Dictionary terms:
Italian policeman, 1660s, from Italian, “police officer” (plural sbirri), from Late Latin birrus “red,” from Greek pyrros “red,” literally “fire-colored,” from pyr “fire” (see fire (n.)). With unoriginal prefix (cf. Spanish esbirro). Probably so called from the original color of the uniform.