The new rage of truck accessories, originally bulls balls and now bigboys that look like human scrotum that is hung on the back of a truck. Usually to let people know the truck is masculine. Different colors add additional meanings.
"man, look at dem brass truck balls, don't mess with him."
by jrBman August 26, 2006
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Mike - “hey daz check her out!”
Daz - “Blimey! I’d love to Ball truck her!”
Mike - “yes mate! I love abit of ball trucking me!”
by Master Moonstone October 17, 2018
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