demandsign
nounUK /dɪˈmɑːndsaɪn/
US /dɪˈmændsaɪn/
A demandsign is a sign that tells people what they must do.
The demandsign at the pool said everyone must take a shower first.
OTHER MEANINGS
2. A signal that shows something is urgently needed.
The flashing demandsign showed that the machine needed more water.
3. A written request that must be answered.
The teacher left a demandsign on the board asking for the homework.
4. A gesture that tells someone to do something.
He gave a demandsign with his hand for everyone to sit down.