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

tasset \tas"set\, n. see tasse.
   a defense for the front of the thigh, consisting of one or
   more iron plates hanging from the belt on the lower edge of
   the corselet.
   1913 webster
see also:
tasse 

[2] : WordNet (r) 2.0

tasset
     n : one of two pieces of armor plate hanging from the fauld to
         protect the upper thighs syn: tasse
see also:
tasse 

Tasset >> T Words
Tasset, definition of term: Tasset
tasset_pag1.html