Definitions

1. noun

a person of Irish ancestry, especially a person of Irish descent in the United States

“He was proud of his Sweeney heritage and celebrated St. Patrick’s Day with traditional Irish music and dance.”

2. noun

a person who is considered to be of questionable or untrustworthy character

“The Sweeney was a shady figure who was involved in several shady dealings in the city.”

3. proper noun

a surname of Irish origin, especially one that refers to a person from County Sweeney, Ireland

“The Sweeney family has lived in this town for generations and is well-known for their warm hospitality.”