Related Clues:

• Become dull
• Eat out before covering overdraft
• Wear down the Queen with poetry
• In golf, a deviating shot?
• Leaders flogging a dead horse in the end of decline
• Pole caught in extremes of extreme weather
• Slowly wear away
• Crumble slowly
• Slowly reduce
• Gradually destroy drugs found on both sides of bar
• Slowly crumble
• Tapering hairdo
• Endless love of French wear
• Lose strength in the homestretch
• Create a canyon, say