1. Noun

   1.

   movement (of the body); action; motion; gesture

2. 2.

   bearing; carriage; behaviour; behavior

3. Noun, Suru verb, Intransitive verb

   3.

   operation (of a machine, software, etc.); running; working; functioning

Example sentences

• 彼は動作がはやい。

  He acts quickly.

• 彼は動作がぎこちない。

  He is awkward in his movements.