出典:Wiktionary
出典:『Wiktionary』 (2025/10/23 21:21 UTC 版)
First attested in 1952 in the US, popularized in the 1960s by John A. Powers as NASA's public affairs officer for Project Mercury: the "voice of Mercury Control". Intensive form of okay, presumably "all [systems] okay".
A-okay (comparative more A-okay, superlative most A-okay)