Related Clues:

• Hit the ground hard
• ''--- the Drum Slowly''
• George Michael's old group
• Batman comic word
• Relative of "thud!"
• [Suddenly!]
• Falling sound
• It's a hit in the comics
• Sound of a dull impact
• When repeated, a kid cowboy's shout
• Open-handed hit
• Talk ___
• Slap
• Return for a buck?
• SLAM