Wordnet 3.0
NOUN (1)
1. 
 a maker of malt; 
[syn: maltster, maltman]
The Collaborative International Dictionary of English v.0.48:
Maltster \Malt"ster\ (m[add]lt"st[~e]r), n.
   A maltman. --Swift.
   [1913 Webster]
WordNet (r) 3.0 (2006):
maltster
    n 1: a maker of malt [syn: maltster, maltman]