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1. (auto) A spark plug that has a mis-timed ignition.
2. (auto) The man at the garage who replaces spark plugs.
3. (biol) An unidentified pesky crawler.
4. A total idiot.
1. Mis-timed ignition...sounds like you got a knock monkey.
2. I went to see the knock monkey to get my spark plug fixed.
3. Better shake those knock monkeys outta your sleeping bag before you crawl in.
4. That guy is so stupid; what a knock monkey.
by Kelsey Hahn October 26, 2006
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