in ink

in ink

In pen, as opposed to pencil. The teacher says that we're not allowed to do our math homework in ink. You need to sign this in ink—here's a pen. Can you find me another pen? This one isn't working and I have to fill this form out in ink.

See also: ink

Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.

in ink

written or signed with a pen that uses ink, not with a pencil. You should write your report in ink. You must sign your checks in ink.

See also: ink

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.