pollero
n.— «Before the third attempt, which she tried about a month ago, Maria Dolores, who asked only to be identified by her first name, asked around and found an immigrant smuggler, or pollero as they are called in Juárez.» —“More migrants seek smugglers as security tightens” by Louie Gilot El Paso Times (Texas) May 30, 2006. (source: Double-Tongued Dictionary)