spin up

Short definition from Wiktionary

Verb

1. 1
   To reach a sufficient spinning speed for reads and writes to take place.
2. 2
   To power up, launch, or instantiate.
3. 3
   To be brought into full operation; to reach full potential or capacity; to spool up.
4. 4
   To fabricate.

Noun

1. 1
   Alternative spelling of spinup.