helicopter ear
A form of Helmholtz resonance experienced in a moving vehicle, when one of the windows…A form of Helmholtz resonance experienced in a moving vehicle, when one of the windows is rolled down.
Meaning
1 senses(slang, uncountable)A form of Helmholtz resonance experienced in a moving vehicle, when one of the windows is rolled down.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable