a felt-tip pen with a very broad writing point, used esp by bingo players to cancel numbers on their cards
dabber in American English
(ˈdæbər)
noun
1.
a person or thing that dabs
2.
a cushionlike article used for applying ink, as by printers and engravers
Word origin
[1780–90; dab1 + -er1]This word is first recorded in the period 1780–90. Other words that entered Englishat around the same time include: carbon, ego, fluff, rosette, vampire bat-er is a suffix used in forming nouns designating persons from the object of their occupationor labor (hatter; tiler; tinner; moonshiner), or from their place of origin or abode (Icelander; southerner; villager), or designating either persons or things from some special characteristic or circumstance(six-footer; three-master; teetotaler; fiver; tenner)