from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Irish Black magic; sorcery.
- n. Irish An evil spell; an incantation.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. magic, witchcraft; a spell, especially one designed to cause or cure illnesses to man or beast, or to increase or decrease the quantities of farm products such as butter or milk.
from The Century Dictionary and Cyclopedia
- n. Witchcraft; incantation; charm.
Irish Gaelic píseog, from Middle Irish pisóc, piseóc.(American Heritage® Dictionary of the English Language, Fourth Edition)
Anglo-Irish, from Irish piseog ("witchcraft"), from Middle Irish piseóc, pisóc. (Wiktionary)