Let the snare knock the air right out of your lungs
And those words be the oxygen
Using his music as an idiom: the beat (the snare drum is one of the primary parts of it) will “knock the wind out of you”. Because you now need oxygen in order to live, his words are what you need to hear.
In other words, he wants you to pay close attention to his lyrics.
(Make note that there is a deeper meaning behind this line: many people listen to the words on most songs haphazardly, just like how most people don’t think about breathing intently.)
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