consume

Concise Oxford English Dictionary © 2008 Oxford University Press:
consume/kənˈsjuːm/

▶verb

• 1 eat, drink, or ingest.

  ■ use up.

  ■ (especially of a fire) completely destroy.

• 2 buy (goods or services) for personal use.

• 3 (of a feeling) absorb all of the attention and energy of.

– derivatives
consuming adjective,
consumingly adverb.

– origin ME: from L. consumere, from con- ‘altogether’ + sumere ‘take up’.