Related Clues:

• Emergency room concern
• ''Be patient!''
• Hold it
• "Hold it!"
• Take table orders
• Be patient in line
• Stay on hold
• Cool your heels
• "Be patient!"
• Word yelled at a moving bus
• Take no action
• Be on standby
• Not, by the sound of it, too tiny a time
• A tiny bit of our sound
• 'A single, tiny bit of our sound (3,6)'