出典:Wiktionary
出典:『Wiktionary』 (2025/12/10 17:01 UTC 版)
From 中期英語 penne knyfe; equivalent to pen + knife. In the original sense, named for its purpose: aiding the use of a (traditional) ink pen through the following tasks: trimming the tip of a quill pen, trimming a reed for a nib, and (in some cases) allowing erasure by scraping away some ink.
penknife (third-person singular simple present penknifes, present participle penknifing, simple past and past participle penknifed)