/bun"yeuhn/ , n. Podiatry.
inflammation of the synovial bursa of the great toe, usually resulting in enlargement of the joint and lateral displacement of the toe.
[ 1710-20; perh. alter. of bunny (obs.) lump, swelling, late ME bony, prob. alter. of OF buigne, buyne (F beigne ) swelling, of Gmc orig.; cf. BEIGNET ]