A young onion before the development of the bulb.(noun)
Any of several onionlike plants, such as the leek or shallot.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "scallion" in a sentence
"The name scallion comes from the ancient seaport town of Ascalon modern-day Ashkelon in Israel."
"My version is very similar to yours, except that I add in scallion too."
"The mixture of cooked/caramelized onions with the raw onion and scallion is something Rachel and I have experimented with."