1.) When somebody is giving you trouble when doing something
2.) When a race car is trying to
ram you off the
track when you are participating in a race, thus giving you trouble.
Bubs is just a word to make it sound better
There is also a shorter version - Trubs
1.) Dave: "I really hate the apps you get on your iTouch that give me advertisment trubs in the
bubs"
Chris: "Then buy the good version and stop being a jew"
2.) "The Lamborghini was giving trubs to the Porsche's
bubs on the race track"