n: a unit of measurement used to describe a dose of radiation. A single rad is equivalent to 100 ergs per gram or 0.01 joules per kilogram of irradiated substance.
The Federally-defined maximum occupational radiation dose is 5 rads per year.
by Ten Second Tom September 29, 2005
A more excting way to say 'cool' or 'awesome' mostly used back in the 80's. On the show Full house.
Freddy's house was uber rad yesterday!
by SuPeRsTePh September 10, 2005
Acronym for "Retarded and Dumb." Generally regarded as the reason the word "rad" fell out of use in the '90s.
Maddona is so R.A.D.!
Yeah, Retarded And Dumb.
by penguinposse June 23, 2009
what adults THINK kids say (adults try to use it to make them look cool) but that term went out in the 90s and it is a cool example of how outdated adults are
Adult Fukock: You is rad.
Me: Fuck off wrinkle-dicked tard.
by Allahan November 13, 2010
Radical, used to describe something good or wanted.Usually used by scene kid's.
your rad, im rad, lets hug.
by IWalkWithShadowsX August 02, 2008
A old word that was used to describe something excellent, great and like everyone else said on here, 'cool'.
That was like, TOTALLY rad dude!
by ??? August 05, 2003
Bea Stride
Her name is literally Beast Ride. She's rad.
by IswearImcool April 16, 2015
A term often used in counterstrike to describe "Reload and Die". This term was coined in October 2005 after an extremely popular counterstrike clan named |-=R]AD=-> made a public announcement for suggestions on a good meaning for the clan name. Originally named atfer the founder, Richard A deChevigny.
Rad = Reload and Die

You just RAD!

by Ed Yerex November 26, 2006
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.

×