get down to business

bad business

Synonym of bad news (“irritating, troublesome or harmful thing, situation or person”).

business as usual

The normal course of an activity, particularly in circumstances that are out of the ordinary.

business end

The part of an object (chiefly a tool or weapon) that is physically used for its operation, rather than some other part such as the part by which it is held.

business girl

A female prostitute.

can't get enough

Greatly enjoys; likes a lot.

could not get elected dogcatcher

Said of someone, particularly a politician, who is extremely unpopular.

do one's business

Especially of a house pet: to defecate or urinate.

don't get someone started

Used to attempt to avoid or abbreviate a discussion that speaker or hearer may wish to avoid.