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1 definition by rogerdodgerballer

 
1.
BKO
the abbreviation for bronco. the bronco was an SUV produced by ford from 1966 till 1996

the abbreviation is common on fullsizebronco.com(FSB) and other bronco forums.
check out the 35's i just put on my 1989 BKO.
by rogerdodgerballer August 03, 2010