In plain English
A cap is an upper limit. Here, it means there is a maximum total charge for the service within one day. No higher total can be charged for that day.
In context
Here, "daily cap" labels the maximum total charge that can apply for the telecommunications service in a single day.
- Situation
- Choosing mobile plans, allowances, roaming, fair-use, and add-ons
- What it communicates
- labels a per-day maximum in the charges section.
Meaning limits
The term alone does not say how the day is measured or which charges are included in that total.
Examples
“By evening, her calls and texts had reached the daily cap, so that day's charge stayed at £5.”
“This calling service has a daily cap of £5.”