Definition of "windy"

windy¹

/ˈwɪndi/

adjective
comparative windier, superlative windiest
1. Accompanied by wind.
2. Unsheltered and open to the wind.
3. Empty and lacking substance.
4. Long-winded; orally verbose.
5. (informal) Flatulent.
6. (slang) Nervous, frightened.
  Quotations
  The thing is he's not windy, he's a perfectly good soldier, no more than reasonably afraid of rifle and machine-gun bullets, shells, grenades.
  1995, Pat Barker, The Ghost Road, Penguin, published 2014, The Regeneration Trilogy, page 848
noun
plural windies
1. (colloquial) A fart.

windy²

/ˈwaɪndi/

adjective
comparative windier, superlative windiest
1. (of a path etc) Having many bends; winding, twisting or tortuous.