Definitions
1.verbTo drink or eat quickly, voraciously, or to excess; to gulp down; to swallow greedily, continually, or with gusto.
2.verbTo consume alcoholic beverages, especially frequently or habitually.
3.verb(by extension) To consume anything quickly, greedily, or to excess, as if with insatiable thirst."This car just guzzles petrol."
4.nounGreedy eating or drinking