Definition
1. To set the boundaries of an area.
2. To classify, to distinguish someone or something that looks different from or better than other similar people or things.
Synonym: ‘mark off’)
Example(s)
1. He marked out his farm on the map.
2. The officer marked out the territory where the army will operate.
3. She marked him out as the most intelligent of her children.
4. Her first paintings marked her out as one of the most brilliant contemporary painters.
5. The killing of more than 90 journalists in Iraq in 43 months after the invasion was to mark it out as one of the deadliest conflicts to cover. (2007, Naomi Sakr, Arab Television Today)