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

jackboot \jackboot\ n.
   1. a man's high tasseled boot. 19th century

   syn: hessian boot, hessian, wellington, wellington boot.
        wordnet 1.5

   2. a strong leather boot reaching up to or over the knee; it
      is worn mostly by soldiers.
      pjc

[2] : WordNet (r) 2.0

jackboot
     n : 19th century a man's high tasseled boot syn: hessian
         boot, hessian, wellington, wellington boot
see also:
hessian boot hessian wellington wellington boot 

Jackboot >> J Words
Jackboot, definition of term: Jackboot
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