Not a lot of air tooting that whistle, no matter what the video would lead viewers to believe.
whistle, available now, offers an easy and digestible way for owners to get the most relevant info on your dog's activities.
A tiny, on-the-collar device, whistle slips right on, virtually undetected by most pets.
Old English hwistlian, from Proto-Germanic *khwis-, of imitative origin. Used also in Middle English of the hissing of serpents. Related: Whistled; whistling. To whistle for (with small prospect of getting) is probably from nautical whistling for a wind. To whistle "Dixie" is from 1940.
"tubular musical instrument," Old English hwistle (see whistle (v.)). To wet one's whistle "take a drink" (late 14c.) originally may have referred to pipes, or be an allusion to the throat as a sort of pipe. Phrase clean as a whistle is recorded from 1878. Railroad whistle stop (at which trains stop only if the engineer hears a signal from the station) is recorded from 1934.