sound truck(n = noun.artifact) Array - a truck equipped with a loudspeaker and used for advertising; Array
is a kind of motortruck, truck

aerial ladder truck, bissell truck, delivery truck, dump truck, fire truck, garbage truck, garden truck, hand truck, high fidelity sound system, hook and ladder truck, hook-and-ladder truck, instantaneous sound pressure, ladder truck, laundry truck, long island sound, of sound mind, panel truck, pickup truck, plosive speech sound, puget sound, queen charlotte sound, safe and sound, sound, sound alphabet, sound asleep, sound barrier, sound bite, sound bow, sound camera, sound effect, sound film, sound hole, sound judgement, sound judgment, sound law, sound like, sound off, sound out, sound perception, sound pollution, sound pressure, sound pressure level, sound projection, sound property, sound ranging, sound recording, sound reflection, sound reproduction, sound spectrograph, sound spectrum, sound structure, sound system, sound track, sound unit, sound wave, speech sound, speed of sound, tip truck, tipper truck, tow truck, trailer truck, truck, truck bed, truck dealer, truck driver, truck farm, truck farming, truck garden, truck stop, truck traffic, voiced sound, vowel sound