Definition
Complete cardiovascular exhaustion where your lungs are on fire and breathing sounds like a broken accordion. Past tired, approaching horizontal.
Example Usage
After three rounds of burpees, I was completely gassed and contemplating a new career in napping.
Origin
Boxing and combat sports terminology from the early 20th century
Fun Fact
Being gassed is different from muscular fatigue—your muscles might work but your cardio system has abandoned ship.
Source: Boxing, MMA, and general fitness terminology
Related Terms
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See “gassed” in Corporate Speak, Gen-Z Slang, Pirate Speak, and more.
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