Event Definition

... an organized, intentional occasion

2. organized occasion: an organized occasion such as a social function or sports competition

e.g. She has competed in many international events.

More examples ...

Business Events

a meeting
a presentation
a training class
a product launch
many phone calls

Fun Events

a date
a concert
a professional sporting contest
a vacation
a family fun day
a birthday party

Significant Events

a wedding
a retirement party
an anniversary party

Source: MSN Encarta