Wiktionary
giant-killing
n. (context sports English) The defeat of a team by a much weaker opponent.
Wikipedia
Giant-killing (disambiguation)
Giant-killing or giant killer may refer to:
- Upset, in a contest, especially in sport, when an underdog beats the strong favourite
- killing a literal giant (mythology)
- Jack the Giant-Killer, fairy story
- Jack the Giant Killer (2012 film)
- David and Goliath, Biblical story
- Giant Killing, a manga series with a 26 episode anime adaptation
- Giantkiller, a DC Comics comic book series
- GIANT KILLER, a military call sign