1 definition by Duncan R. MacLachlan

Top Definition
USMC- one of the first words of initiation in USMC bootcamp, OOO-RAH clearly defines the tribal, martial spirit and group mentality of no quarter given and no quarter taken.
Clear motovated affirmation of orders and or situation
by Duncan R. MacLachlan March 07, 2005
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.