Cranks refer to each individual crank on a bike's crankset.
Cranksets are the levers used for pedaling a bicycle. Cranks happen to be one of the three most important components on a bicycle, the important trio being, frame, wheelset and cranks.
Those are some crazy cranks you got on that bike. I bet they're as stiff as a twelve year old with a girly mag.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.