Top Definition
A Sydney Hanlon is a most intelligent creature, usually looks 5 years younger than actual age. Is obsessed with caffeine injected items, such as coffee and red bull. Approach with caution. Sneaks away to obscure places. Likes to spill stuff all over her. Also will one day murder everyone that has ever annoyed it with a plastic untensil. Wants to be president in the year 2028.
I saw a Sydney Hanlon the other day and it almost killed me with a plastic knife.
by loser coolbeans September 16, 2008

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