shot
Shop floor slang for worn-out equipment or exhausted workers
Definition 1: When someone is so messed up or burnt out that they can no longer funtion normally. Definition 2: When something is old or breaks and no longer functions correctly.
Example 1: guy #1: Dude, you're SHOT! guy #2: Yeah I am. I've been smooling all day and finished an ounce. Example 2: "Chuck that, it's shot."