Dauber
Dauber , noun
1.
One who, or that which, daubs; especially, a coarse, unskillful painter.
2.
(Copperplate Printing) A pad or ball of rags, covered over with canvas, for inking plates; a dabber.
3.
A low and gross flatterer.
4.
(Zoology) The mud wasp; the mud dauber.