start up
verbUK /stɑːˈtʌp/ · US /stɑɹˈtʌp/
1
To rise suddenly.
- He started up when he heard the scream.
2
To commence the operation of; to activate; to launch.
- The four of them started up a law practice.
3
To begin to operate.
- The engine started up right away.
4
Colloquial To begin.
- The band started up playing.
5
To begin to make a sound
- First a solitary blackbird started up, but soon the whole forest was alive with birdsong.
- Derived terms
- startup