Definitions of tibia

1. The fourth joint of the leg of an insect. See Illust. under Coleoptera, and under Hexapoda.

2. A musical instrument of the flute kind, originally made of the leg bone of an animal.

3. The large shinbone.

4. The shin- bone.

5. In anat., the larger of the two leg- bones, so called from its supposed resemblance to an anc. flute.

6. The inner and larger of the leg- bones between knee and ankle; the joint of an insect leg between femur and tarsus.