Definition of "helper" in English

noun

1. One who helps; an aide; assistant; auxiliary.

2. That which helps; anything serving to assist.

3. (Singapore, Hong Kong, Philippines) A person who does cleaning and cooking in a family home, or in a market; domestic employee.

4. (rail transport, US) A locomotive that assists a train, usually on steep gradients.

5. (slang) A stimulating pill, especially amphetamine.