Definify.com
Webster 1913 Edition
Massy
Mass′y
,Adj.
 [
Com
par.
 Massier
; sup
erl.
 Massiest
.] Compacted into, or consisting of, a mass; having bulk and weight or substance; ponderous; bulky and heavy; weighty; heavy; 
as, a 
 massy 
shield; a massy 
rock.Your swords are now too 
And will not be uplifted.
massy 
for your strengths,And will not be uplifted.
Shakespeare
Yawning rocks in 
massy 
fragments fly. Pope.
Webster 1828 Edition
Massy
M`ASSY
,Adj.
   The yawning rocks in massy fragments fly.
Definition 2025
massy
massy
English
Adjective
massy (comparative massier, superlative massiest)
-  Heavy; massive.
-  1587, Christopher Marlowe, Tamburlaine the Great
- Their plumed helms are wrought with beaten gold, / Their swords enamell'd, and about their necks / Hang massy chains of gold down to the waist;
 
 -  1874 Ralph Waldo Emerson, Heroic
- When mountains tremble, those two massy pillars / With horrible convulsion to and fro
 
 -  2003 October 5-8, J. A. Kosinski, 2003 IEEE Symposium on Ultrasonics, volume 1, ISBN 0-7803-7922-5, abstract, pages 70-73
- We develop a set of six coupled equations governing the modal amplitudes and phase angles (mode-center offsets) for the flat, piezoelectric plate resonator with massy electrodes of unequal thickness.
 
 
 -  1587, Christopher Marlowe, Tamburlaine the Great
 
Noun
massy
-  Eye dialect spelling of mercy.
-  1860, George Eliot, The Mill on the Floss
- "But Lors ha' massy, how did you get near such mud as that?" said Sally, ...
 
 
 -  1860, George Eliot, The Mill on the Floss
 - Eye dialect spelling of master.