Definition of "waker" in Englisch

adjective

1. (now chiefly UK dialectal) Watchful; vigilant; alert.

noun

1. One who wakens or arouses from sleep.

   • an early waker

2. One who wakes somebody or something.

3. (programming) In the Rust programming language, a handle that "wakes up" a task by notifying its executor that it is ready to be run.