Noun
The gall of an oak tree, used to produce ink.
(historical) A leather-covered dauber, stuffed with soft, resilient wadding, with a wooden handle, used to ink type forms for printing. A predecessor of brayers and self-inking presses.
Source: en.wiktionary.orgShould InkBall come back for Andromeda devices (and really all Windows10 devices)? Source: Internet