Related Clues:

• Cerebral groove
• Thin, narrow opening
• Zoetrope feature
• With key one's certain to get an opening
• Cat's pupil, at times
• Cut (open), as a letter
• Grand Prix racing's bound to crack
• Cut with a knife
• Homonym for fisher
• Poncho feature
• Feature of a sexy skirt
• Formula 1's certain split
• Clothing opening
• The Used "___ Your Own Throat"
• The Used: "___ Your own Throat"