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Related to cordon: cordon off
1. noun One who has earned the highest distinction in one's field, especially a chef. After studying with master chefs in France, Betty became a cordon bleu herself.
2. adjective Of the highest distinction in one's field. After studying with master chefs in France, Betty became a cordon bleu chef herself.
3. adjective Of food that has been prepared to the highest standard. At a five-star restaurant like that, you're guaranteed to get a cordon bleu dish.
4. adjective Stuffed with ham and cheese and then fried, as in the dish chicken cordon bleu. You don't need to make me a fancy dish like chicken cordon bleu—I'm fine with chicken nuggets!
See also: cordon
To restrict access to a particular area by using a rope, tape, or other means. A noun or pronoun can be used between "cordon" and "off" or after "off." That section of the restaurant has been cordoned off for a private party.
cordon something off
to mark off an area where people should not go with a rope, tape, ribbon, etc. The police cordoned the scene of the crime off, and we could not even get close. They cordoned off the area.