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2.
To conceal or obscure an original paintjob by the hasty and often sloppy use of spray paint. Most often used on stolen items such as bicycles, etc.
"Bob makes extra cash by stealing bikes from campus, giving them the spraybomb treatment, and selling them on craigslist"
by Juiceweez July 14, 2008
 
1.
To paint any object with aerosol spray paint.
Rob: My 1984 Honda needs a paint job but I dont have the money.

Sam: You should "Spray Bomb" that whip flat black. Spray paint is only $4.00 a can!
by James Rouche July 31, 2008