(intransitive) To be engaged in business, to be involved in commerce or trade. / (slang) To urinate or defecate, especially a house pet

A high-quality class of travelling (especially in airlines), higher than economy class or budget, lower than first class.

The central area of a city in which there is a concentration of certain retail and business activities, especially in older cities with rail transportation.

plural of businessperson.

(economics) A long-term fluctuation in economic activity between growth and recession.

(computing) Algorithms in a software system that models real life business objects and their interactions.

The particular way in which a business ensures that it generates income, one that includes the choice of offerings, strategies, infrastructure, organizational structures, trading practices, and operational processes and policies.

In terms of business.

The last item on the agenda for a meeting, when any matter not already dealt with may be raised. Abbreviations: a.o.b., AOB.

Any standard of dress used in many business environments that excludes certain casual and overly formal clothes, such as (for men) a business suit and tie.