badboy

/B AE1 D B OY1/
noun
  1. 1

    A man whose rebellious nature makes him dangerous and/or attractive.

  2. 2

    A male criminal.

  3. 3

    An undesirable or difficult task.

    โ€œLet's get this bad boy done!โ€

  4. 4

    A powerful or impressive product or item.

Source: https://en.wiktionary.org/wiki/bad%20boy, https://en.wiktionary.org/wiki/badboy