look up any word, like fellated:
 
4.
when something is so rad that it scares the shit of you.
"...so it turns out that the spooky dude who lives down the street isn't retarded, he's just a recluse and he saved a little girl's life the other night."
"are you serious?"
"yeah man. and he used to be in a gang."
"shit, that's boo radley."

by dushi May 30, 2008
 
1.
Creepy person that has a certain charm to them. Also a stalker. From the book To Kill a Mockingbird.
OMG, that Boo Radley is coming after me!
by Frednin April 03, 2004
 
2.
A fictional significant other. That is, a boyfriend/girlfriend/spouse, one that a friend frequently refers to, that neither you nor any of your friends has met. Refers to the slang boo as a sig. other, and, obviously, a reference to the secretive, mostly-hidden character in the novel, To Kill a Mockingbird.
"I should bring my girlfriend out from New Jersey for prom..."
"Oh, the internet one no one has ever met? Your Boo Radley?"
by Dizz Markie April 17, 2007
 
3.
To stab another in the leg, particularly the upper thigh area with scissors. The word is derived from the action of the character Boo Radley from the great Amercan novel, To Kill a Mockingbird.
He was so enraged by John's actions that he straight up went for the Boo Radley!
by TPowlove09 April 21, 2010
 
5.
A Boo Radley is the point of focus of a voyeuristic observation.
"Hey John. Check out that Boo radley over there. You can see right up her skirt."
by Dobby89 March 13, 2009
 
6.
A alcoholic beverage consisting of a small cup full of ice, 3-4 shots of your liqour of choice (original liquor used 'Spiced Rum'), and a drop of coke (or other pop). If there's more than an ounce of coke mixed its called a "big icy"
The next day was a write-off after drinking boo radleys all night
by Jcott April 20, 2007
 
7.
Nice guy. Yeah I'd do Boo Radley.
BOO RADLEY YEAY! Nice guy. I'd do em.
by King Anthony V of Svalbard April 18, 2005