name
Hennessey
name
1
A surname of Irish origin.
"Detective Hennessey took the case personally."
How to Use Hennessey
Learner’s notesIn plain EnglishAn Irish surname; a variant spelling of Hennessy.
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Detective _____ took the case personally.
Etymology
An anglicized form of the Irish Ó hAonghusa, meaning "descendant of Angus".