From Longman Dictionary of Contemporary Englishbusterbus‧ter /ˈbʌstə $ -ər/ noun 1 TALK TO somebody American English spoken used to speak to a man who is annoying you or who you do not respect You’re under arrest, buster!2 → crime-buster/budget-buster/sanctions-buster etc
Examples from the Corpus
buster• It turns city functions into money makers rather than budget busters.• Look in the mirror, buster.• But whatever their appearance, they are always rule busters.• Its engine acts like a vacuum cleaner by removing pollutants to become a smog buster.• The pilot of the plane, known as the tank buster, lost radio contact.• K3 to you and your modem, too, buster!• Keep your hands to yourself, buster! 