تعریف و معنای "whistle"

utter or express by whistling

move with, or as with, a whistling sound

move, send, or bring as if by whistling

give a signal by whistling

a device mounted on locomotives and some railcars that emits a loud, high-pitched sound to signal warnings or communicate with personnel and other trains

a small, handheld device used to produce a high-pitched sound when blown into, often used for communication, signaling, or as a toy for play and fun

the sound made by something moving rapidly or by steam coming out of a small aperture