n.
   - an event or sequence of events of a specified kind or that has previously been referred to.
- a matter that is a particular person's concern or responsibility. ▸
(affairs)
 matters of public interest and importance. ▸
(affairs)
 business and financial dealings. 
- a love affair.
Etymology
  ME: from OFr. afaire, from à faire ‘to do’; cf. ado.