Idioms

Origin of whistle

before 950; (v.) Middle English whistlen, Old English hwistlian; akin to Old Norse hvīsla to whistle, hviskra to whisper; see whine; (noun) Middle English; Old English hwistle instrument, akin to the v.
Related formswhis·tle·a·ble, adjectivein·ter·whis·tle, verb (used with object), in·ter·whis·tled, in·ter·whis·tling.un·whis·tled, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for blow the whistle on

whistle

/ (ˈwɪsəl) /

verb

noun

Word Origin for whistle

Old English hwistlian; related to Old Norse hvīsla
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with blow the whistle on (1 of 2)

blow the whistle on


1

Expose corruption or other wrongdoing, as in The President's speech blew the whistle on the opposition's leaking information. [Colloquial; 1930s]

2

Put a stop to, as in The registry decided to blow the whistle on new vanity plates. The term originally alluded to ending an activity (such as factory work) with the blast of a whistle. [Late 1800s]

Idioms and Phrases with blow the whistle on (2 of 2)

whistle


In addition to the idioms beginning with whistle

  • whistle Dixie
  • whistle for
  • whistle in the dark

also see:

  • blow the whistle on
  • clean as a whistle
  • slick as a whistle
  • wet one's whistle
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.