To apply ink to; to cover or smear with ink.
To sign (a contract or similar document).
To apply a tattoo to (someone).
(of a squid or octopus) to eject ink (sense 3)
An application of ink.
Work done by an inker, one kind of commercial artist
Inputting text or drawings into a computer, tablet, or similar apparatus using a stylus.
A defensive activity where ink is released by squids, cuttlefish, etc.