Drink Deeply is a phrase that can be used to describe the act of consuming an alcoholic beverage in large quantities. The crossword solutions for this term are QUAFF (5 letters), SWIG (4 letters), and CAROUSE (7 letters). QUAFF is an old-fashioned term meaning to drink deeply or heartily, while SWIG is a slang term for taking a large gulp of a beverage. CAROUSE is a verb meaning to drink alcohol and engage in merrymaking. All three words can be used to describe the act of drinking deeply.