When one partakes in the act of inhaling cocaine through the nostril. The "hoover" section of the saying comes from the vacuum brand, while schneef is a variation on the word sniff or to sniff. "Schneef" is slang for cocaine.
I'm so drunk, someone needs to rack up so I can hoover some schneef right now.

I'm surprised we're not hoovering some schneef right now!
by Michael Wrightwood November 26, 2022
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