1. to go drinking, boozing; tipple, imbibe to excess; to drink intoxicating alcoholic beverages like wine, beer, or liquor; engage in binge drinking with intent of getting drunk (intransitive, colloquial, slang)

2. to get drunk; get oneself intoxicated; get loaded with booze; become drunken, inebriated, smashed, wrecked from ingesting excessive amounts of alcohol (reflexive, colloquial, slang)