The term 'THINGS TO TAP' can be summarized by the crossword solution KEGS, which is a four-letter word. Kegs are large barrels or containers that are used to store and dispense beer, wine, and other alcoholic beverages. They are typically made of stainless steel and are tapped with a spigot to allow for easy pouring. Kegs are commonly used in bars, pubs, and restaurants, as well as at private parties and events.