noun

1. a colored liquid used for writing, drawing, etc.
2. a sticky, colored paste used in printing; printer's ink
3. Slang publicity, esp. in newspapers
4. a dark, liquid secretion ejected by cuttlefish, octopuses, and squid to confuse or inhibit a predator

Etymology: ME enke < OFr enque < LL encaustum < Gr enkauston, purple or red ink < enkaustos, burned in < enkaiein, to burn in < en-, in + kaiein, to burn < IE base *kai- > heat

transitive verb

1. to cover with ink; spread ink on
2. to mark, write, sign, draw, or color with ink: often with in
3. Slang to sign one's name to