Related Clues:

• Touch off
• Create a snafu
• Reason for a reduced grade
• Wild throw, e.g.
• Apology preceder
• Behave humanly
• Bad throw, e.g.
• See 9-Across
• Go off course
• Boner
• Do this to prove you're human
• Victoria's Secret buy
• Vacation option
• Dropped pop-up, e.g.
• Screw-up