Definitions for "affairs"
matters of personal concern; "get his affairs in order"
When one of the partners goes outside of the marriage or relationship for an erotic, sexual emotional or loving encounter. It can be a one night stand, which is more of a fling or it can be an emotional involvement that carries on for a long long time. There are so many different kinds and a slew of different and diverse reasons why people go outside of their union for sexual or emotional satisfaction.
Events, concerns or business of any kind.
a multicultural and educational support agency that exists to serve the needs of its targeted student population, namely, African, Latino/a, Asian/ Pacific Islander, and Native American students
transactions of professional or public interest; "news of current affairs"; "great affairs of state"