[ mahr-ker ]
See synonyms for: markermarkers on

  1. a person or thing that marks.

  2. something used as a mark or indication, as a bookmark or tombstone.

  1. a person who records the scores, points, etc., as in a game or contest.

  2. a counter used in card playing.

  3. Digital Technology. a navigation pointer or other indicator in a graphical user interface: Dragging the marker up the sound bar will increase the volume.Place markers at the beginning and end of your selection to trim your video in edit mode.

  4. Genetics. genetic marker.

  5. Psychology. an object, as a book or topcoat left at a library table, used to establish territorial possession in a public place.

  6. Linguistics.

    • an element of a construction, as a coordinating conjunction, that is not a part of either immediate constituent.

    • an element that indicates the grammatical class or function of a construction.

  7. a small radio beacon, automatically operated, used for local navigation of vessels.

  8. Also called mark·er pen, mark·ing pen. a pen designed for making bold, colorful, or indelible marks, as in making signs or identifying objects.

  9. Slang.

    • a debt, especially a gambling debt.

    • a written or signed promise to pay a debt, especially a gambling debt; a promissory note or IOU.

  10. Also called mark·er crude .Commerce. a grade of oil on which prices of other crude oils are based.

  11. Citizens Band Radio Slang. one's location while driving on a highway, as determined by the nearest milepost.

Origin of marker

First recorded in 1480–90; mark1 + -er1

Words Nearby marker Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use marker in a sentence

British Dictionary definitions for marker


/ (ˈmɑːkə) /

    • something used for distinguishing or marking

    • (as modifier): a marker buoy

  1. a person or thing that marks

  1. a person or object that keeps or shows scores in a game

  2. a trait, condition, gene, or substance that indicates the presence of, or a probable increased predisposition to, a medical or psychological disorder: See biological marker, genetic marker, medical marker

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012