In plain English
It means acting soon after the time when something should happen or after a triggering event occurs. Any delay is very small or absent.
In context
Here, it signals that the action should follow the relevant time or event with little or no delay.
- Situation
- Tracking obligations, deliverables, milestones, notices, and deadlines
- What it communicates
- signals that the action is expected without much delay.
Meaning limits
By itself, it does not fix an exact deadline, only the expectation of minimal delay after the relevant time or event.
Examples
“When the oven timer rang, he promptly took the bread out.”
“The guests were asked to leave promptly after the ceremony ended.”