A sculptural portrayal of a person's head and shoulders. / The breasts and upper thorax of a woman.

(often used in combination with an adjective) Having a certain type of bust (breasts; cleavage).

(slang) Broke; having no money. / (slang) Caught in the act of doing something one shouldn't do. / (slang) Extremely ugly. / (slang) Tired. / (slang) Broken. / (video games, slang) Extremely overpowered.

(transitive, colloquial, chiefly US) To break. / (transitive, slang) To arrest (someone) for a crime.

(slang) Without any money, broke, bankrupt.

(slang) The act of arresting someone for a crime, or raiding a suspected criminal operation. / (slang) A police raid or takedown of a criminal enterprise. / (slang) A failed enterprise; a bomb.

simple past tense and past participle of bust

(US, idiomatic) To make a joke concerning; to ridicule or make fun of.

(chiefly US, informal) Used to indicate one's intention to do everything possible to achieve a goal, with failure being the only alternative.

(colloquial) The process of something being broken or exploded.