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whiffle

American  
[hwif-uhl, wif-] / ˈʰwɪf əl, ˈwɪf- /

verb (used without object)

whiffled, whiffling
  1. to blow in light or shifting gusts or puffs, as the wind; veer or toss about irregularly.

  2. to shift about; vacillate; be fickle.


verb (used with object)

whiffled, whiffling
  1. to blow with light, shifting gusts.

whiffle British  
/ ˈwɪfəl /

verb

  1. (intr) to think or behave in an erratic or unpredictable way

  2. to blow or be blown fitfully or in gusts

  3. (intr) to whistle softly

"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

Etymology

Origin of whiffle

First recorded in 1550–60; whiff 1 + -le