splint

noun

• 1a strip of rigid material used for supporting and immobilizing a broken bone when it has been set:she had to wear splints on her legs

• 2a long, thin strip of wood used to light a fire.
• a rigid or flexible strip, especially of wood, used in basketwork.

• 3a bony enlargement on the inside of a horse’s leg, on the splint bone.

• 4South African a fragment of diamond.

verb

• secure (a broken limb) with a splint or splints:his leg was splinted