proprietary name for a make of vacuum cleaner (patented 1927); sometimes used generally for "vacuum cleaner." As a verb, meaning "to vacuum," from 1926, in the company's advertising.
updated on October 10, 2017
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。