I worked hard or I used much effort
Identical in meaning to "working your *** off," this phrase means that you are working really hard, perhaps to the point of exhaustion or physical harm.
it mean working really hard
nice butt....
Busting your balls is an idiom that means working very hard at something.
cinna means cinnamon buns
buns
Busting was created in 1974.
Divorce Busting was created in 1992.
Busting Vegas was created in 2005.
Busting Loose was created in 2002.
I think it means buttsex. Buns out (butt) weiner (you should know what weiner is). I'm probably wrong.
The ISBN of Cloud Busting is 978-0385607964.