[1] : The Collaborative International Dictionary of English v.0.48

hanky \hanky\ n.
   same as handkerchief.

   syn: handkerchief, hankie, hankey.
        wordnet 1.5
see also:
handkerchief 

[2] : WordNet (r) 2.0

hanky
     n : a square piece of cloth used for wiping the eyes or nose or
         as a costume accessory syn: handkerchief, hankie, hankey
see also:
handkerchief hankie hankey 

Hanky >> H Words
Hanky, definition of term: Hanky
hanky_pag1.html

Hanky Panky >> H Words
Hanky Panky, definition of term: Hanky Panky
hanky+panky_pag1.html