look up any word, like smh:
 
8.
Big Round Thing. B.R.T is used when you dont know what your talking about and try to wing it
Why are you sitting on your ass?

Sir! oil is leaking from the B.R.T. we are waiting for the engineer.

Carry on.
by Yomomma43434533fd May 23, 2007
 
9.
TERM USED BY MIDWEST SUBURB KIDS TO DEFINE
DRIVING AROUND ON BACKROADS POINTLESSLY FOR HOURS
IF FOR NOTHING ELSE TO SMOKE BLUNTS OF CHRONIC ASS WEED
hey mitch i gots a fat sachel of that green shit

mitch: yeah dude i feel ya hows a bout a B R T
by zobenard July 18, 2008
 
10.
BRT
Back Road Trip. Smoking and or drinking usually on the backroads.
Damn homie, that BRT we went on yesterday got me blowed.

Lets roll a blizzy and go on a BRT

BRT = Driving Around Smoking
by Matty Cass November 11, 2007
 
11.
BRT
Below Room Temperature
A: Oh my gosh. This room is a freaking arctic tundra.

B: It's only 5 degrees BRT.

A: I'm from Texas.

B: Oh.
by Snapcrackles June 07, 2009