- make a dull sound; "the knocker thudded against the front door"
- thump: a heavy dull sound (as made by impact of heavy objects)
- crump: make a noise typical of an engine lacking lubricants
- Thud! is Terry Pratchett's 34th Discworld novel, released in the United States of America on September 13, 2005, the United Kingdom on 1 October 2005. Thud! was released in the U.S. three weeks before it was released in Pratchett's native UK, to coincide with a United States signing tour. ...
- Thud is Kevin Gilbert's debut album as a solo artist.
- The fictional universe of the Discworld novels by Terry Pratchett features a number of invented games, some of which have gone on to spawn real-world variants.
- The sound of a dull impact; Republic F-105 Thunderchief jet ground attack fighter, after the sound it makes when it crashed into the North Vietnamese countryside, due to its high rate of loss; To make the sound of a dull impact
- (Thuds) Term for beanbags coined by More Balls Than Most, named after the sound the beanbags made when dropped to the floor.
- Slang for an F–105 Air Force jet bomber that performed close ground support.
- zas, cataplán, cataplún, záca, cataplúm [97], thud [98]
- To make a loud intermittent noise.