ace in a day (English, noun)
expansion: ace in a day (plural aces in a day)
Senses:
topics: aeronautics
aerospace
aviation
business
engineering
government
military
natural-sciences
physical-sciences
politics
war
glosses: An aviator (usually a fighter pilot) who destroys five or more enemy aircraft (the number required to become an ace) in a single day.
Forms:
form: aces in a day
tags: plural