What is the meaning of Kick_start?

A metal bar on a motorcycle used to start its engine.

An act of starting a motorcycle by quickly depressing the kick start with one's foot.

A fast or strong start; help with starting or beginning well.

An impetus that starts or restarts some process.

To start a motorcycle.

To start or begin strongly or quickly.

To make (something) active, functional, or productive again; to reinvigorate (an activity, system, or process).

Source: wiktionary.org