Packer later said he heard smacking sounds, two screams and a thud. At this moment a loud thud was heard followed by a vibration. He heard Leverson shouting at his uncle followed by a cry and a dull thud. It struck the floor with a thud, like a rigid mass falling. Fireman George Kemish heard a "heavy thud and grinding tearing sound" from the starboard hull. The system was received with a dull thud. However, he ultimately "fell off the wagon with a thud" in the spring of 1985. The Bears did have one final attempt, but it ended with a thud. The vessel with bubbles in it will "thud". Ridcully alone appears in "Thud!". The ridge features heavily in the book "Thud Ridge". There are only sixteen dwarfs in Koom Valley Thud. Thud! is named after, and heavily features, the boardgame Thud. Vimes' own sense of justice being so strong that, in Thud! The F-105 was commonly known as the "Thud" by its crews.