To sound murmured/rumbled or gurgled (water), run so as to make a noise [run/flow/trickle down so as to make a murmuring, or similar, sound], to be made to run [TA], sound rustled (wind), to snore or make a sound in breathing, to fall or fall down (making a sound to be heard at the same time) [sometimes used in the sense of falling absolutely], to surprise, come upon a place or person suddenly or unawares, to be lax or flabby, to pass along or away or by from one place to another.