Pronunciation: /ˈwɪsəl/
noun a small device that makes a high-pitched sound when blown into, typically used for signaling or as a musical instrument
A1 I heard a whistle coming from the kitchen.
A2 The referee blew the whistle to start the game.
B1 She used a whistle to call her dog back to her.
B2 The lifeguard's whistle alerted swimmers to get out of the water.
C1 The coach's whistle could be heard echoing across the field.
C2 The orchestra conductor used a whistle to signal the musicians to start playing.
verb to make a high-pitched sound by forcing breath through a small hole or by blowing into a small device
A1 She whistles while she works.
A2 He whistled a tune as he walked down the street.
B1 The referee whistled to signal the end of the game.
B2 The hiker whistled to scare away the bears in the woods.
C1 The musician whistled a complex melody during the concert.
C2 The coach whistled to get the attention of the players on the field.
formal The referee blew the whistle to signal the end of the match.
informal I can whistle really loudly, want to hear?
slang She's always whistling a tune while she works.
figurative The wind made the trees whistle in the night.
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