Used car or motorcycle that's been around the block a few times, but is still serviceable enough.

The term possibly has its origins in a TV programme featuring Mike Brewer, who used it in the mid-90s, but it could date back further than that.
"I saw Jimmy driving his latest old snotter the other day, by crap, it wasn't half burning some oil."
by Raggle Frock January 28, 2013
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