gran

noun
  1. A colloquial or informal abbreviation for 'grandmother,' referring to one's grandmother or an elderly woman who is a grandmother. noun
    My gran always makes the best cookies.
    I'm visiting my gran this weekend.
  2. A slang term used to refer to a thousand dollars, especially in financial or colloquial contexts. noun
    He bought the car for five grans.
    She earned ten grans from her part-time job.