[Slang], a sounding characterized by extreme instability but containing a cap, such that explosive thunderstorm development can be expected if the cap can be weakened or the air below it heated sufficiently to overcome it. See Fig. 6, sounding.
LOADED GUN (SOUNDING)
Meaning of LOADED GUN (SOUNDING) in English
Weather and meteorology English vocabulary. Английский словарь погоды и метеорологии . 2012