Top Definition
Hairy asshole resembling a bicycle wheel.
"I thought I was fucking a man when I saw her eighteen spoker."
by Jtron 3000 October 03, 2003
1 more definition
A very hairy asshole.
"So last night I got with this girl and she had an eighteen spoker in her pants."
by Jtron 3000 September 15, 2005

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