Occupy v. t. : To take or hold possession of; to hold or keep for use; to possess.

Occupy v. t. : To hold, or fill, the dimensions of; to take up the room or space of; to cover or fill; as, the camp occupies five acres of ground.

Occupy v. t. : To possess or use the time or capacity of; to engage the service of; to employ; to busy.

Occupy v. t. : To do business in; to busy one's self with.

Occupy v. t. : To use; to expend; to make use of.

Occupy v. t. : To have sexual intercourse with.

Occupy v. i. : To hold possession; to be an occupant.

Occupy v. i. : To follow business; to traffic.

Example:
What will you do to Occupy your time when there is nothing but reruns?

Taxonomy
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Defination from the web:
occupy from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... Etymology: Middle English occupien to take possession of, occupy, from Anglo-French occupier, occuper, from Latin occupare, from ob- toward ...