Guzzling
verb
To drink or eat quickly, voraciously, or to excess; to gulp down; to swallow greedily, continually, or with gusto.
To consume alcoholic beverages, especially frequently or habitually.
(by extension) To consume anything quickly, greedily, or to excess, as if with insatiable thirst.
“This car just guzzles petrol.”
noun
Greedy eating or drinking