No pain, no gain, no idea what half these terms mean.
In fitness slang, the relentless, unglamorous process of showing up day after day to do the same boring workout routine until results eventually appear. It's what separates Instagram fitness models from people who just post gym selfies. This term captures the monotonous dedication required when motivation has left the building but your goals haven't.
A long, grueling workout or race segment designed to test mental toughness more than physical ability. Also describes athletes who lack natural talent but compensate with relentless work ethic.
Four or more exercises performed consecutively without rest, targeting the same or different muscle groups. A superset that went to graduate school and got ambitious.
In baseball, the mitt-hand-basket that magically catches objects flying at your face at dangerous velocities; also shorthand for a fielder's defensive abilities because apparently 'good hands' wasn't technical enough.
A short, pointed surfboard engineered for gnarly big-wave sessions—the kind of board that turns casual surfers into Hawaiian warriors and landlubbers into reef food. It's basically a longboard's tough older sibling with a death wish.