1. a person who is so wierd that you just want to call them that (man-on-wheels is also used to)
2. a person so out of it or so unique that they are freak on wheels cause you know people don't have wheels so they're unique......
"Heyyyyyyyyyyyyyyyy, i ate a booger today"
"what, you're such a freak-on-wheels"
"thank You"
"whatev freak"
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