occupation

noun

1. 1

   the act of occupying or taking possession of a building

   occupation of a building without a certificate of occupancy is illegal

2. 2

   the principal activity in your life that you do to earn money

   he's not in my line of business

3. 3

   any activity that occupies a person's attention

   he missed the bell in his occupation with the computer game

4. 4

   the control of a country by military forces of a foreign power

5. 5

   the period of time during which a place or position or nation is occupied

   during the German occupation of Paris