releasesignal
nounUK /rɪˈliːs ˈsɪɡnəl/
US /rɪˈliːs ˈsɪɡnəl/
A release signal is a sign that tells something it is okay to go free or start.
The bird waited for the release signal before it flew out of the cage.
RELATED WORDS
OTHER MEANINGS
2. A message that tells a machine or program to let something go.
The robot opened its claw when it heard the release signal.
3. A sound or light that means a person may leave.
The teacher gave the release signal, and the kids ran outside.
4. A sign that something held back can now move.
The gate lifted after the release signal flashed green.