[{"Bold_text": "verb (used without object)", "List Items": ["to make a deep, prolonged, resonant sound.", "to move with a resounding rush or great impetus.", "to progress, grow, or flourish vigorously, as a business or a city:Her business is booming since she enlarged the store.Synonyms: develop , thrive , prosper , flourish"]}, {"Bold_text": "verb (used with object)", "List Items": ["to give forth with a booming sound (often followed byout):The clock boomed out nine.", "to boost; campaign for vigorously:His followers are booming George for mayor."]}, {"Bold_text": "noun", "List Items": ["a deep, prolonged, resonant sound.", "the resonant cry of a bird or animal.", "a buzzing, humming, or droning, as of a bee or beetle.", "a rapid increase in price, development, numbers, etc.:a boom in housing construction.", "a period of rapid economic growth, prosperity, high wages and prices, and relatively full employment.", "a rise in popularity, as of a political candidate."]}, {"Bold_text": "adjective", "List Items": ["caused by or characteristic of a boom:boom prices."]}, {"Bold_text": "noun", "List Items": ["Nautical.any of various more or less horizontal spars or poles for extending the feet of sails, especially fore-and-aft sails, for handling cargo, suspending mooring lines alongside a vessel, pushing a vessel away from wharves, etc.", "Aeronautics.an outrigger used on certain aircraft for connecting the tail surfaces to the fuselage.a maneuverable and retractable pipe on a tanker aircraft for refueling another aircraft in flight. chord1(def4) chord1(def4).", "an outrigger used on certain aircraft for connecting the tail surfaces to the fuselage.", "a maneuverable and retractable pipe on a tanker aircraft for refueling another aircraft in flight.", "chord1(def4) chord1(def4).", "a chain, cable, series of connected floating timbers, or the like, serving to obstruct navigation, confine floating timber, etc.", "the area thus shut off.", "Machinery.a spar or beam projecting from the mast of a derrick for supporting or guiding the weights to be lifted.", "(on a motion-picture or television stage) a spar or beam on a mobile crane for holding or manipulating a microphone or camera."]}, {"Bold_text": "verb (used with object)", "List Items": ["to extend or position, as a sail (usually followed byoutoroff).", "to manipulate (an object) by or as by means of a crane or derrick."]}, {"Bold_text": "verb (used without object)", "List Items": ["to sail at full speed."]}]