ankle-biters

/AE1 NG K AH0 L B AY0 T ER0 Z/
noun
  1. 1

    A small child.

  2. 2

    A small dog.

  3. 3

    A relatively minor, irritating problem or task.

Source: https://en.wiktionary.org/wiki/ankle-biter, https://en.wiktionary.org/wiki/ankle-biters