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The act of going to the toilet to rack up a line of coke on the back of the bog, and accidentally getting it mixed up with someone's piss, and then snorting it anyway.
"Mate, what the fuck?"

"Sherbet Lemon. I'm not wasting this shit! "
by Furbswithamassivecock December 15, 2012
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2
noun - A password used to open a Griffin Door. Usually saying it aloud without a smile is impossible.
Emo Professor: "Sherbet Lemon."

*Griffin door opens revealing headmaster's office*
by FearTheMattman June 12, 2018
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