Possible Clues:

• Thanks to getting around to do wrong, that'll make you potter with 16 across
• Go at a leisurely gait
• Walk, as in the park
• Walk miles in island, going in westerly direction
• The slow pace of the medico in drink
• Doctor in beer walk
• Saunter whilst Doc's in the drink
• Walk gently
• Wander gently along
• Cumbrian town loses side-walk