1 definition by Goose and Twiggy

Top Definition
1- a really big stupid muffler that is fitted on cars to make them loud even though they have a four cylinder engine that puts out about 100 hp

2- an at4 heat (rocket launcher) that alot of noobs use online.
whoah! look at that geo metro with that huge boom tube stickin off the ass of it!

i saw SafetyMan coming around the corner so i busted out by boom tube and blasted that sack of shit
by Goose and Twiggy May 25, 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.