Related Clues:

• Homer Simpson's exasperated cry
• Homer Simpson's utterance
• Word indicating Homer's blown it again
• Slap-on-the-head cry
• Homeric outburst?
• Faux-pas acknowledgment
• "I'm such an idiot!"
• 'Klutzy me!'
• Fumble follower
• "Didn't mean to do that"
• Cry with a head slap
• Simpson's interjection
• Homer Simpson's contribution to the OED
• Oh dear, Oscar has nothing to say as an afterthought
• Slap-on-the-forehead cry