Definition of "assistant" in English

adjective

1. Having a subordinate or auxiliary position.

   • an assistant surgeon

2. Helping; lending aid or support; auxiliary.

noun

1. (obsolete) Someone who is present; a bystander, a witness.

2. A person who assists or helps someone else.

3. (British) Sales assistant.

4. A software tool that provides assistance in some task, a wizard program.