dabber

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dab·ber

 (dăb′ər)
n.
A cushioned pad used by printers and engravers to apply ink.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

dabber

(ˈdæbə)
n
1. (Printing, Lithography & Bookbinding) a pad used by printers for applying ink by hand
2. a felt-tip pen with a very broad writing point, used especially by bingo players to cancel numbers on their cards
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014