n. pl. pierogi or pie·ro·gis or pie·ro·gies
A semicircular dumpling with any of various fillings, such as finely chopped meat or vegetables, that is often sautéed after being boiled.
[Polish, pl. of pieróg, pie, Russian pirog, from Old Russian pirogŭ, from pirŭ, feast, from Proto-Slavic *pirŭ; see pō(i)- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.