electricity-saving rule
noun phraseUK /ɪˌlɛkˈtrɪsɪti ˈseɪvɪŋ ruːl/
US /ɪˌlɛkˈtrɪsəti ˈseɪvɪŋ rul/
A rule that tells people how to use less electricity.
The electricity-saving rule says we must turn off the lights when we leave a room.
SYNONYMS
OTHER MEANINGS
2. A guideline for reducing household electricity bills by changing daily habits.
Following the electricity-saving rule of unplugging chargers cut their monthly bill in half.
3. A workplace or school policy that limits the use of electrical devices during peak hours.
The office's electricity-saving rule requires shutting down computers at 6 p.m.
4. A regulation set by a government or utility to reduce peak electricity demand.
The new electricity-saving rule asks factories to shift heavy operations to nighttime.