dee

/diห/
noun
  1. 1

    The name of the Latin-script letter D.

  2. 2

    Something shaped like the letter D, such as a dee lock.

    โ€œthe pommel is furnished with dees.โ€

  3. 3

    Police detective.

    โ€œthe dees are about.โ€

verb
  1. 1

    To do.

    โ€œWhat are ye deein man!โ€

Source: https://en.wiktionary.org/wiki/dee