1. speedrunning - Noun
2. speedrunning - Verb
speedrunning
present participle of speedrun
speedrunning (uncountable)
The practice of making speedruns.
A “casual” (non-speedrun) run of the game takes around 30 hours, and even with speedrunning tactics, the world record for such a run clocks in at just under 13 hours. Source: Internet
Destiny 2 fan discovers a way to fly extremely fast with a sword even after Bungie's sword updates to make this sort of speedrunning impossible. Source: Internet