cass

n. a short name for people named Cassandra, Cassidy, or Cassius.

n. a diminutive form of various given names including Cassandra, Cassidy, Cassiopeia, or Cassius.

“Everyone at the office calls her Cass instead of Cassandra.”

“Although her legal name was Cassandra, she preferred the informal Cass in all her personal correspondence.”

Informal

v. to make something void or to reject it.

v. to render moot or void; to annul or reject a formal decision or document.

“The old law was cassed by the new king many years ago.”

“The high court moved to cass the previous ruling, effectively rendering the earlier injunction moot and void.”

Archaic

n. a short way to write the word 'cassette'.

n. a dated abbreviation for cassette, referring to magnetic tape recordings.

“He found an old cass of his favorite band in the attic.”

“The archive contained several unlabeled cass tapes from the early eighties that required specialized equipment to digitize.”

Archaic