Define Rad Meaning

Rad
really cool, but in a more subtle way. as opposed to extreme or awesome. one of the highest compliments you can give someone. being rad is like being cool without having to work for it. it's like a natural coolness.

she seems quiet at frist, but she's actually pretty rad when you get to know her.

these pro skaters have it all wrong, it should be less extreme and more rad, like it was back in the day.
By Marleah
Rad
awesome; cool usually surfer slang

surfer guy just nailed a wave

"dude that wave was so rad!"
By Roxy
Rad
a unit of absorbed dose of ionizing radiation, corresponding to the absorption of 0.01 joule per kilogram of the absorbing material.

That hippo just absorbed exactly 1.3 rads of radiation.
By Wileen
Rad
Someone who is retarded, autistic, and has Down syndrome. This is either literally or jokingly.

Liam is such a rad.
By Agata
Rad
it's like saying über cool.

talk like a skater from the 80's,
say rad.
By Aurore
Rad
Several definitions given here are correct in connecting the term to radical but incorrect in the date of origin. Being old enough, I can attest that it was used at least as far back as the seventies.

"The Ninja Turtles never invented a single term. To suggest so is not rad but very uncool."
By Cassandre
Rad
best it can get.better than cool,sick,sweet,tight.a praise or compliment!

that new phone is rad.those quiksilver clothes are rad.
By Ree
Rad

the rad isn't working! i'm fecking freezing.
By Mela
Rad
ride and destroy.

A rad skate session. we skated, we destroyed
By Kania
Rad
Something that is really "cool", abreviation for the word radical.

Dang your outfits very rad today.
By Cicely