出典:Wiktionary
出典:『Wiktionary』 (2026/03/29 19:53 UTC 版)
A genericization of the trade name of a company famous for making them (although it did not invent them); details are at Wikipedia. The trademark is still protected, and this genericized term is only informal and loose. Compare kleenex and coke.
crescent spanner (plural crescent spanners)