Military term for a newbie or green troop. Refers to the pitiful cue ballish hair cut that new recruits get during basic training.
by Trav September 27, 2004
An Onion, in drug culture, is an ounce of cocaine. Hence, an onion head, is a cocaine addict or one who has a sweet tooth for cocaine.
by Frank Board August 08, 2005
by Disexlia boy January 18, 2010
Stupid ignorant morons that look like onions with clothes on. Screw you onion head - you are under arrest!
by John from LA December 12, 2006