Related Clues:

• Make slow progress
• Unit of length
• Measure of length
• Small margin of victory
• Linear unit
• Crawl at a snail's pace
• Small measure
• Yardstick unit
• Move slowly (along)
• Ruler division
• Pub shot
• One of a foot's 12
• Nonmetric measure
• Eighth of a fluid ounce
• Mark of a good ruler?