whistle

IPA: wˈɪsʌɫ

A device designed to be placed in the mouth and blown, or driven by steam or some other mechanism, to make a whistling sound.
An act of whistling.
A shrill, high-pitched sound made by whistling.
Any high-pitched sound similar to the sound made by whistling.
(Cockney rhyming slang) A suit (from whistle and flute).
(colloquial) The mouth and throat; so called as being the organs of whistling.

(transitive, intransitive) To make a shrill, high-pitched sound by forcing air through the mouth. To produce a whistling sound, restrictions to the flow of air are created using the teeth, tongue and lips.
(transitive, intransitive) To make a similar sound by forcing air through a musical instrument or a pipe etc.
(intransitive) To move in such a way as to create a whistling sound.
(transitive) To send, signal, or call by a whistle.

Examples of "whistle" in Sentences

TRIPP: The term whistle-blower has a negative connotation.
My whistle is plastic but I would not trust or purchase a plastic treestep.
"No, nothing out of the ordinary here. * whistle whistle* Excuse me sir, sorry, I didn't mean to step on your unconscious face."
As usual, the tracking was ridiculously fast – all it took was the sound of a train whistle to find the exact address on Google Maps.
Mr. BILL KELLER (The New York Times): I've shied away from the term whistle-blower because that has a kind of, you know, halo around the term.
By Antonia Cruz Rafael, this ocarina whistle is an ancient art form, oone of many ceramic arts perfected in the Mexico town of Ocumicho, Michoacan
But what the wingnut dog whistle is trying to imply, is that poor people are getting a free ride on the backs of the imaginary hard work that the retired, government handout sucking Teatoddlers.
The perpetual obsession by the aforementioned entities of the use of the term whistle-blower clearly depicts the absence of proper English for one, and other traits which I shall refrain to mention.
I like to share my discord with your readers regarding the term whistle-blower which is rampantly used by the news media, television, etc., in reporting an unlawful act which has been made known by civic-minded, law-abiding citizens to the proper authorities.