Based
来自Big Physics
Safin(讨论 | 贡献)2022年4月28日 (四) 10:49的版本 (建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=based+etymology&newwindow=1&hl=en ref] Middle English: from Old French, from Latin basis…”的新页面)
Middle English: from Old French, from Latin basis ‘base, pedestal’, from Greek.
wiktionary
Base + -ed.
A reference to freebase cocaine, via basehead. Coined by American musician Lil B to describe his lifestyle.