chromies a.k.a valve stem cap(if you dont know what it meens heres the definition for it) The caps that keep the air from coming out of your tires.
by e-doggy June 11, 2006

by Syke_54 January 28, 2005

by Joel C January 04, 2004

by Sammy Fan April 27, 2004

A person who has, or appears to have one extra chromosome causing autism or Down's syndrome.
Can be intelligent but shows signs of idiocy.
Can be intelligent but shows signs of idiocy.
by Adolf Otto Hitler February 04, 2017

A chromy is a person that seems to have an extra or one less chromosome , whether they actually have this or if they just look like it.
by Term-inator June 01, 2016

In Graff. Throwups that are done on "freeways" in chrome paint. reason are that if cars headlights hit them they'll shine.
Chromies are out of this world!!!
by DigDug March 06, 2004
