mark off
Mark with lines; lay out in sections.
The field will be marked off in accordance with the special track events that will take place tomorrow.
mark one's words
To pay close attention to what one says; an emphatic expression indicating prophecy.
"It will certainly rain tomorrow," he said. "Mark my words."
mark time
To move the feet up and down as in marching, but not going forward.
The officer made the soldiers mark time as a punishment.
To be idle; waiting for something to happen.
The teacher marked time until all the children were ready for the test.
To seem to be working or doing something, but really not doing it.
It was so hot that the workmen just marked time.
markdown
A reduction in price.
Joan asked, "Do you like my new sandals? They were markdowns at Marshall Field's."
marked man
A man whose behavior has made him the object of suspicion; a man whose life may be in danger.
When Dave dared to criticize the dictator openly, he became a marked man.
mile markers
Small signs along interstate highways usually bearing a number.
The Smokey is located at 131 mile marker.
on the market
For sale.
In the summer many fresh vegetables are on the market.
The Goodwins put their house on the market in January, but they did not sell it till August.
open market
Goods or securities available for purchase by all.
The stocks of certain companies are on the open market.