Related Clues:

• Go off on a tangent
• Go off track
• Roam about
• Walk or talk aimlessly
• Run on at the mouth
• Aimless stroll
• Get off the subject
• Talk aimlessly
• Make a side comment
• Walk for pleasure
• Go as fancy leads
• Depart from the main subject
• Wander about aimlessly
• Deviate from the main subject
• Walk about leisurely