must-stay rule
nounUK /ˈmʌst steɪ ruːl/
US /ˈmʌst steɪ ruːl/
A must-stay rule is a rule that says you have to stay in a place and cannot leave.
The teacher made a must-stay rule so nobody wanders off during the trip.
RELATED WORDS
OTHER MEANINGS
2. A rule in a game that forces a player to remain in one spot.
In this board game, landing on the red square means a must-stay rule for one turn.
3. A workplace policy requiring employees to remain on the premises during a shift.
The factory introduced a must-stay rule for safety during the night shift.
4. A hospital guideline that keeps a patient in bed or in the ward.
After surgery, the doctor applied a must-stay rule until the patient recovered.