Marking used in a sentence

Marking in a sentence as a noun

As usual, we voted by marking bubble-shaped spaces on a paper ballot with a black pen.

I know there are user scripts that both enable collapsing threads and hiding/marking read posts on Hacker News.

You aren't protecting anyone by marking this woman a criminal and you are actively failing to protect her.

But the the corpse of the deleted object in turn holds references to script objects which it has not been marking previously because this C++ object didn't exist anymore when the sweep started.

Here's an ironic aside about the lengths people have gone to to make 1px correspond as closely as possible to a real pixel: As you say, 'marking a button as "width: 1cm" will almost never render something over 1cm of the screen geometry'.