[gud.geon] n [ME gudyon, fr. MF goujon] (15c) 1: pivot 1, journal
2: a socket for a rudder pintle
[2]gudgeon n [ME gojune, fr. MF gouvion, gougon, fr. L gobion-, gobio, alter. of gobius--more at goby] (15c): a small European freshwater fish (Gobio gobio) related to the carps and often used for food or bait