to make a person SO ANGRY that their Gears are effectively Ground.
don’t Grind My Gears… you’re skating on thin ice
-Directed at a person or person(s): To hurry up or be at the ready at an instance or as soon as possible.
"Asses in gear Rangers! Asses in gear!"
When someone with a physical hobby, such as biking, running or skiing, that requires specialized accoutrements ("gear") such as clip-on shoes, special pants, or goggles, tells you more than you want to know about the procurement, provenance, or usage of said accoutrements
God, Gary gave me a gearful yesterday before the triathlon about the new padded bike seat that he special ordered from Italy.
Two people in a relationship that loves to do mechanical stuff.
"bro look how cute they are together, they are definitely a gear head couple!"
Surging one's pace too early or too fast during a run or race and failing to keep it. This often results in hitting the wall, and irreparably kills a runner's chance to run a good time.
Damnit! I tried to pass that group on a hill and I ended upmissing a gear. I fucked up the rest of my race!