The story
From military contexts, where aircraft would fly low to avoid being detected by radar.
Etymology from Wiktionary, CC BY-SA 4.0.
slip under the radar
Today it means: Synonym of fly under the radar Full definition →
Today it means: Synonym of fly under the radar Full definition →
From military contexts, where aircraft would fly low to avoid being detected by radar.
Etymology from Wiktionary, CC BY-SA 4.0.