kick start

Short definition from Wiktionary

Noun

1. 1
   A metal bar on a motorcycle used to start its engine.
2. 2
   An act of starting a motorcycle by quickly depressing the kick start with one's foot.
3. 3
   A fast or strong start; help with starting or beginning well.
4. 4
   An impetus that starts or restarts some process.
5. 5
   Alternative spelling of kick start.

Verb

1. 1
   To start a motorcycle.
2. 2
   To start or begin strongly or quickly.
3. 3
   To make (something) active, functional, or productive again; to reinvigorate (an activity, system, or process).
4. 4
   Alternative spelling of kick start.