Italian immigrant secret society in U.S., 1904; earlier a Spanish anarchist society, both from the warning mark they displayed to potential victims.
updated on October 26, 2012
英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。