Derailleur gears have a front mech (short for front gear mechanism) to shift the chain between two or three chainrings and a rear mech (short for rear gear mechanism) with up to 10 sprockets.

BBC: Sport

Stuck in second gear with a squirrelly front brake, I finally gave up all hope of a swim.

NEWYORKER: Swimming

Speaking of HTPCs, we talk a little about DisplayPort and HDMI and wonder if a divide between CE and PC gear is brewing on that front.

ENGADGET: HD Podcast 103 - 09.24.2008 HD

Officers dressed in riot gear came out to stand in front of the main gate.

BBC: Calls for peace at funerals of slain PKK activists