Definition of "consumption"

The act of eating, drinking or using.  examples

The amount consumed.  examples

The act of consuming or destroying.  quotations  examples

(pathology) The wasting away of the human body through disease.

(pathology, dated) Pulmonary tuberculosis and other diseases that cause wasting away, lung infection, etc.

(euphemistic, dated) Alcoholism as it precipitates a person's death (especially of natural causes).  examples