whistling

(noun) the sound made by something moving rapidly or by steam coming out of a small aperture. Synonyms: whistle.

(noun) the act of whistling a tune. Example: "His cheerful whistling indicated that he enjoyed his work."

(noun) the act of signalling (e.g., summoning) by whistling or blowing a whistle. Synonyms: whistle. Example: "The whistle signalled the end of the game."

(verb) make whistling sounds. Synonyms: whistle. Example: "He lay there, snoring and whistling."

(verb) move with, or as with, a whistling sound. Synonyms: whistle. Example: "The bullets whistled past him."

(verb) utter or express by whistling. Synonyms: whistle. Example: "She whistled a melody."

(verb) move, send, or bring as if by whistling. Synonyms: whistle. Example: "Her optimism whistled away these worries."

(verb) make a whining, ringing, or whistling sound. Synonyms: whistle, sing. Examples: "The kettle was singing." "The bullet sang past his ear."

(verb) give a signal by whistling. Synonyms: whistle. Example: "She whistled for her maid."