cath

noun
  1. A colloquial or informal abbreviation for 'catheter', a medical device used to drain fluid from or administer fluid to the body. noun
    The nurse carefully inserted the cath to ensure the patient was comfortable.
    After surgery, the doctor decided to use a cath to monitor the patient's urine output.
  2. A short form or nickname for the female given name Catherine or Cathleen. noun
    Cath is planning to visit her family this weekend.
    Everyone at the office calls her Cath, but her full name is Catherine.