The starter band which would lead to the great rock band CKY. With Deron Miller, and Jess Margera.
"Foreign Objects was the beginning of CKY"
by Rye_Rye September 22, 2004
Something that is somewhere it doesn't belong or doesn't naturally exist.

Can also be used to derogatorily describe immigrants.
Damn tire is going flat, I must have picked up some foreign object on the highway.
by MustangGT September 26, 2005