Meaning of MARKER in English

MARKER

/ ˈmɑːkə(r); NAmE ˈmɑːrk-/ noun

1.

[ C ] an object or a sign that shows the position of sth :

a boundary marker

He placed a marker where the ball had landed.

2.

[ sing. ] a ~ (of / for sth) a sign that sth exists or that shows what it is like :

Price is not always an accurate marker of quality.

3.

( BrE also ˈmarker pen ) a pen with a thick felt tip

4.

( BrE ) ( NAmE grader ) a person who marks / grades students' work or exam papers

5.

( BrE ) ( in team games, especially football ( soccer ) ) a player who stays close to a player on the other team in order to stop them getting the ball

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.