The story
- Middle English · inherited fromat one blaste
- English todayat one blast
From Middle English at one blaste.
First known use, by meaning
- from 1379 At once, at the same moment in time.
Etymology from Wiktionary, CC BY-SA 4.0.
at one blast
Today it means: At once, at the same moment in time. Full definition →
First used 1379Middle English at one blaste