The story
An allusion to flying an airplane at an altitude too low for radar detection.
Etymology from Wiktionary, CC BY-SA 4.0.
under the radar
Today it means: Without attracting notice; in an undetected or secretive manner. Full definition →
Today it means: Without attracting notice; in an undetected or secretive manner. Full definition →
An allusion to flying an airplane at an altitude too low for radar detection.
Etymology from Wiktionary, CC BY-SA 4.0.