1A large, important, or influential person; frequently as a form of address.
2(As a mass noun) something large or important; (originally, Military) heavy ordnance, especially shells.
Late 19th century.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。