Definify.com
Webster 1913 Edition
Sallenders
Sal′len-ders
,Noun.
 pl.
 [F. 
solandres
, solandre
.] (Far.) 
An eruption on the hind leg of a horse. 
[Written also 
sellanders
, and sellenders
.] On the inside of the hock, or a little below it, as well as at the bend of the knee, there is occasionally a scurfy eruption called “mallenders” in the fore leg, and “
sallenders
” in the hind leg. Youatt.