Meaning & Definition of word "Marker"

noun:

• 1. A writing implement, typically with a broad tip, used for marking or coloring.
  • Example: She used a red marker to highlight the important points in her notes.
• 2. An indicator or sign used to denote a position, area, or object.
  • Example: The marker on the map helped us locate the campsite.
• 3. A physical object placed to indicate a boundary or location.
  • Example: They placed a marker at the edge of the property to define their land.
• 4. A person, event, or item that serves as a reference point.
  • Example: Her graduation was a significant marker in her life.

verb:

• 1. To mark something with a pen or other writing instrument.
  • Example: She will marker the important dates on her calendar.