Top Definition
A girl who, although normally repulsively unattractive, skanky, or a completebutterface, is transformed by a night of hard drinking to become a 'knockout' gorgeous beauty by the time that 'last round' is called at the bar.
(Heard in bars everywhere around 3am)
"Jesus Christ! What they hell is Jimbo doing with that turbo skank!?"
"He does this every Friday man, she's his last round knockout"
#beer goggles #inhibition #alcohol #beer #intoxication #regret #last call
by Tenacious M April 26, 2009
8 Words related to Last round knockout
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