Wordnet 3.0
ADJECTIVE (2)
1. 
 of or relating to stonemasons or masonry; 
- Example: "masonic tools"2. 
 of or relating to Freemasons or Freemasonry; 
- Example: "Masonic lodge"
The Collaborative International Dictionary of English v.0.48:
Masonic \Ma*son"ic\ (m[.a]*s[o^]n"[i^]k), prop. a.
   Of or pertaining to Freemasons or to their craft or
   mysteries.
   [1913 Webster]
WordNet (r) 3.0 (2006):
masonic
    adj 1: of or relating to stonemasons or masonry; "masonic tools"
    2: of or relating to Freemasons or Freemasonry; "Masonic lodge"