From Longman Dictionary of Contemporary Englishmarker penˈmarker pen noun [countable] British English DTa marker(3)
Examples from the Corpus
marker pen• I m going to get a marker pen and colour in one side - hey presto, a KeaneKickmaster.• The other significant variable in marker pen work is the paper type.• Works in marker pen can be reproduced on colour photocopiers or by printing and need not be displayed themselves.• There were several red-tipped pins protruding from it and an area of Soho had been ringed in red marker pen. 