Related Clues:

• Road-sign warning
• Like rush-hour traffic
• Apply the brake
• Apply the brakes
• Brake a little
• Far from rapid
• Construction zone sign
• Snail-like
• Far from fleet
• Like a snail's pace
• Not very speedy
• Somewhat dense
• Needing a pinch-runner
• What to do when driving near a school
• Uneventful