Definify.com
Webster 1913 Edition
Important
1. 
Full of, or burdened by, import; charged with great interests; restless; anxious. 
[Obs.] 
Thou hast strength as much
As serves to execute a mind very
As serves to execute a mind very
important
. Chapman.
2. 
Carrying or possessing weight or consequence; of valuable content or bearing; significant; weighty. 
Things small as nothing . . . 
He makes
He makes
important
. Shakespeare
3. 
Bearing on; forcible; driving. 
[Obs.] 
He fiercely at him flew,
And with
And with
important 
outrage him assailed. Spenser.
Syn. – Weighty; momentous; significant; essential; necessary; considerable; influential; serious. 
Webster 1828 Edition
Important
IMPORT'ANT
,Adj.
  1.
  Bearing on; forcible; driving. He fiercely at him flew,
 And with important outrage him assailed.
2.
  Importunate.  [Not used.]