name
Cass
name
1
A short form of the female given name Cassandra, and sometimes of Cassidy or Cassiopeia.
"Everyone at school just called her Cass."
2
A surname, sometimes derived from an Irish word meaning "curly-haired".
"The Cass family settled in the valley in the 1800s."
How to Use Cass
Learner’s notesIn plain EnglishA nickname for several longer names, and also a surname.
Word Forms
cassed past tense, casses singular
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Etymology
As an English surname, from a pet form of Cassandra; as an Irish surname, from Ó Cais, related to cas meaning "curly".