The second set of 9 holes on a golf course after ingesting massive amounts of alcohol during the first 9 holes. Results are usually disasterous, except for a select few.
"I was playing really well, then I hit the Drunk 9 and it was over."
by Fitty4ex May 22, 2008
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the act/process/thought of getting extremely hammered, similar to that of your first time being intoxicated in grade 9
"Hey man, are you going to that party tonight?"
"Yea for sure, I plan on getting grade 9 drunk"
by GetShmammered May 8, 2010
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