Definition of flyby
1 : a prearranged usually low-altitude flight by one or more airplanes over a public gathering (such as an air show)
2a : a flight of a spacecraft past a celestial body (such as Mars) close enough to obtain scientific datab : a spacecraft that makes a flyby
Recent Examples of flyby from the Web
All eight of the spacecraft’s instruments as well as its camera, JunoCam, will be on during the flyby.
Watching a flyby from the Royal Air Force from the balcony of Buckingham Palace, the youngest royals—and the entire royal family, really— were visibly transfixed by the spectacle.
After a close flyby, the Juno spacecraft has sent back the first close-up images of what planet's southern lights?
These flybys, which began when Juno entered Jupiter’s orbit last summer, have produced some stunning photographs of the gas giant’s polar regions, unlike the typical views published in textbooks over the years.
During those flybys, observations and data showed Jupiter's previously unseen poles.
New Frontiers missions like Juno and New Horizons are set to stay on target, meaning New Horizons is funded for a 2019 flyby of the Kuiper belt object 2014 MU69, and Juno is fit to continue studying Jupiter.
But while no one was hurt, the Padres apparently were none too pleased by the flyby.
Team FasTrax Skydive is scheduled to land on the grassy front stretch, followed by a flyby from the Bandit Flight Team and a flyover by two F‐18s from the Navy VFA-83.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flyby'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of flyby
FLYBY Defined for English Language Learners
Definition of flyby for English Language Learners
: a usually low flight past a group of people at an air show, during a parade, etc., by an aircraft or group of aircraft
: a flight of a spacecraft past a planet, moon, etc.
Learn More about flyby
Seen and Heard
What made you want to look up flyby? Please tell us where you read or heard it (including the quote, if possible).