A marker is an object which is used to show the position of something, or is used to help someone remember something.
He put a marker in his book and followed her out.
...lines of weathered stone markers sticking up from the desert.
2. countable noun
If you refer to something as a markerfor a particular quality or feature, you mean that it demonstrates the existence or presence of that quality or feature.
Vitamin C is a good marker for the presence of other vitamins and nutrients in frozenfood. [+ for]
3. countable noun
A marker or a marker pen is a pen with a thick tip made of felt, which is used for drawing and for colouring things.
Draw your child's outline with a heavy black marker.
marker in British English
(ˈmɑːkə)
noun
1.
a.
something used for distinguishing or marking
b.
(as modifier)
a marker buoy
2.
a person or thing that marks
3.
a person or object that keeps or shows scores in a game
4.
a trait, condition, gene, or substance that indicates the presence of, or a probable increased predisposition to, a medical or psychological disorder
biological marker, genetic marker, medical marker
marker in American English
(ˈmɑrkər)
noun
a person or thing that marks
; specif.,
a.
a person who keeps score in a game
b.
a device for keeping score
c.
a device for marking lines, as on a tennis court
d.
a bookmark
e.
a gravestone
f. US
a milestone or similar sign
g.
genetic marker
More idioms containing
marker
put down a marker
Examples of 'marker' in a sentence
marker
The thought of writing england, please in foot-high red marker had crossed my mind.
David Cavanagh MUSIC FOR BOYS (2003)
When she was three miles from normal touchdown point he crossed the outer marker and switched his landing lights on.
Davis, John Gordon SEIZE THE RECKLESS WIND (2003)
In other languages
marker
British English: marker NOUN
A marker is an object which is used to show the position of something.