noun
a competitive activity involving solving Rubik's cubes as quickly as possible
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Speedcubing is a competitive sport where participants solve Rubik's cubes as quickly as possible.
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I've been practicing speedcubing and I'm getting faster every day!
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Speedcubing is my jam, I can solve a cube in under 20 seconds!
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In the world of speedcubing, solving a cube in less than 10 seconds is like reaching the pinnacle of success.