See mark something ↔ up for more
mark up
mark something ↔ up phrasal verb (see also mark)
1. to increase the price of something, so that you sell it for more than you paid for it
OPP mark down:
Compact discs may be marked up as much as 80%. ⇨ mark-up
2. to write notes or instructions for changes on a piece of writing, music etc:
I have to mark up the pages and send them back to the printer.
mark something ↔ up phrasal verb (see also mark)
1. to increase the price of something, so that you sell it for more than you paid for it
OPP mark down:
2. to write notes or instructions for changes on a piece of writing, music etc: