A simultaneous cocktail of shit, piss, and jizz explosively ejected upon one's partner during an outrageously raunchy orgy, usually as a result of excessive laughter or surprise.
Dude, last night was wild. I accidentally 2145'd all over Stacy when Tom fell off the bed in the middle of our sexcapade!
by HappyCleaner82 June 5, 2023
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