marker

(noun, verb)

noun

1. some noticeable object used to distinguish or mark something

- the buoys were markers for the channel

Definition categories: man–made, artefact, artifact

2. a distinguishing symbol

Similar word(s): mark, marking

Definition categories: communication, symbol

3. a writing implement for making a mark

Definition categories: man–made

Sentences with marker as a noun:

- We may not be able to do this alone. Maybe it’s time to call in some of our markers.

verb

1. To mark or write on (something) using a marker