Related Clues:

• Be nitpicky
• Carp at
• Pester persistently
• Remind too much
• Subject of a tipster's tip
• "Camptown Races" winner
• Izaak Walton's ''very subtil fish''
• Slowpoke at the track
• Over-the-hill horse
• Not just nudge
• Minnow relative
• Be a pest
• Gripe, gripe, gripe
• Bottom-feeding fish
• Not much of a racehorse