Dictionary.com
Thesaurus.com

willy

1 American  
[wil-ee] / ˈwɪl i /
Or willey

noun

plural

willies
  1. willow.


verb (used with object)

willied, willying
  1. to willow (textile fibers).

willy 2 American  
[wil-ee] / ˈwɪl i /

noun

Chiefly British Slang.

plural

willies
  1. penis.


Willy 3 American  
[wil-ee] / ˈwɪl i /

noun

  1. a male given name, form of William.

  2. a female given name.


willy British  
/ ˈwɪlɪ /

noun

  1. informal a childish or jocular term for penis

"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 willy1

First recorded in 1825–35; special use of dialect willy, Old English wilige “basket” (originally one made of willow twigs); akin to willow

Origin of willy2

First recorded in 1900–05; possibly from Willy ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I watch him with my light and when his back starts to weave a bit I say softly, “Willy?”

From Literature

Then he does it again and I say it once more and through that long night every forty yards I say, “Willy?”

From Literature

Irsay’s collection also contains a bit of whimsy, with gems like a prop golden ticket from 1971’s “Willy Wonka & the Chocolate Factory” — estimated between $60,000 and $120,000 — and reading, “In your wildest dreams you could not imagine the marvelous surprises that await you!”

From Los Angeles Times

Despite the severity of the tackle, referee Willy Delajod was not instructed by VAR to review the incident.

From Barron's

Eaves, now 72, was one of half a dozen skiers roped into the chase scene at the request of Willy Bogner Jr., a former Olympian and fashion designer who had turned himself into the world’s foremost ski cinematographer.

From The Wall Street Journal