Definition of tibia | Bee Dictionary of English

n the inner and thicker of the two bones of the human leg between the knee and ankle

The ankle injury is the result of bone spurs that dig into Hamm's tibia, or lower leg bone, and causes extreme pain.
Batteries for bone breaks When Emanuel Brachfield's broken tibia failed to heal after six months in a cast and several operations, even his doctors began to worry.
The top portion of the tibia is thick, in order to support the extra weight of walking on two limbs instead of four.

Q&A: Kyler Harris, NSU safety
At 6 feet, 180 pounds, Kyler Harris returns a year after only playing in basically one game in 2012. Harris started the 2012 season off with an interception in a solid performance against Pittsburg State, but he then suffered a right leg injury at Missouri Southern in Week 2. Harris was forced to sit out the rest of the season with a broken tibia.
June 28, 2013 - Tahlequah Daily Press
Cubs prospect Soler has stress fracture of tibia
Chicago Cubs top prospect Jorge Soler has a stress fracture in his left tibia and will be in a walking boot for four to six weeks, the team announced on Thursday.
June 27, 2013 - ESPN
Leg fracture to sideline Soler for at least a month
Third-ranked prospect Jorge Soler has a stress fracture of his left tibia and will be sidelined four to six weeks, but the Cubs are hopeful the Cuban outfielder can return to game action before the season ends.
June 27, 2013 - Major League Baseball

Jeff Fisher in USA Today
There's no damage to the ligaments, no damage to the tendons. It was peculiar in that he cracked it, a significant crack at the base of the tibia. It's going to require a plate and screws to be repaired,Fisher said.
Anthar Yahia in Reuters Canada
Everything's fine today,Yahia told reporters after a delayed training session in Polokwane. "It was just a bit of a blow to the tibia and it caused more fear than it did injury -- I will very much be there for the match tomorrow."
Chris Chelios in Sportsnet.ca
It's a bruise, a deep bruise,Chelios said. "It's just day-to-day, same old thing. I haven't got the results of the (CT) scan, but X-rays were negative. It's pretty tough to break your tibia where I got hit. (It was) right through the pad....