Definify.com
Webster 1913 Edition
Dabbler
Dab′bler
(dăb′blẽr)
, Noun.
 1. 
One who dabbles. 
2. 
One who dips slightly into anything; a superficial meddler. 
“our dabblers in politics.” Swift.
 Webster 1828 Edition
Dabbler
DAB'BLER
, n.1.
  One who plays in water or mud.2.
  One who dips slightly into any thing; one who meddles, without going to the bottom; a superficial meddler; as a dabbler in politics.